SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                ----------------

                                  SCHEDULE 13G
                                 (Rule 13d-102)

                                ----------------

                                 Amendment No. 1

    INFORMATION TO BE INCLUDED IN STATEMENTS PURSUANT TO RULES 13d-1(b), (c)
        AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 UNDER THE
                         SECURITIES EXCHANGE ACT OF 1934

                          ONE LIBERTY PROPERTIES, INC.
                                (Name of Issuer)

                     COMMON STOCK, PAR VALUE $1.0 PER SHARE
                         (Title of Class of Securities)

                                    682406103
                                 (CUSIP Number)

                                December 31, 2006
             (Date of Event Which Requires Filing of this Statement)

         Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:

         [ ] Rule 13d-1(b)

         [X] Rule 13d-1(c)

         [ ] Rule 13d-1(d)

-----------

         * The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.

         The information required in the remainder of this cover page shall not
be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 (the "Act") or otherwise subject to the liabilities of that section
of the Act but shall be subject to all other provisions of the Act (however, see
the Notes).





Schedule 13G/A
CUSIP No. 682406103                                               Page 2 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Davidson Kempner Partners
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           New York
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    114,002
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    114,002
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    114,002
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    1.1%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    PN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                               Page 3 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Davidson Kempner Institutional Partners, L.P.
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           Delaware
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    185,854
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    185,854
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    185,854
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    1.9%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    PN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                               Page 4 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         M.H. Davidson & Co.
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           New York
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    13,610
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    13,610
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    13,610
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    0.1%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    PN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                               Page 5 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Davidson Kempner International, Ltd.
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           British Virgin Islands
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    298,700
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    298,700
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    298,700
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    3.0%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    CO
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                               Page 6 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Serena Limited
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           Cayman Islands
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    7,434
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    7,434
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    7,434
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    0.1%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    CO
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                               Page 7 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         MHD Management Co.
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           New York
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    114,002
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    114,002
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    114,002
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    1.1%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    PN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                               Page 8 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Davidson Kempner Advisers Inc.
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           New York
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    185,854
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    185,854
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    185,854
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    1.9%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IA
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                               Page 9 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Davidson Kempner International Advisors, L.L.C.
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           Delaware
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    306,134
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    306,134
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    306,134
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    3.1%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    OO
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 10 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Thomas L. Kempner, Jr.
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 11 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Marvin H. Davidson
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 12 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Stephen M. Dowicz
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 13 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Scott E. Davidson
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 14 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Michael J. Leffell
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 15 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Timothy I. Levart
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United Kingdom & United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 16 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Robert J. Brivio, Jr.
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 17 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Eric P. Epstein
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 18 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Anthony A. Yoseloff
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 19 of 34


------------------------------------------------------------------------------
(1)      NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
         Avram Z. Friedman
------------------------------------------------------------------------------
(2)      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                           (a) [ ]
                                                           (b) [X]
------------------------------------------------------------------------------
(3)      SEC USE ONLY
------------------------------------------------------------------------------
(4)      CITIZENSHIP OR PLACE OF ORGANIZATION
                           United States
------------------------------------------------------------------------------

NUMBER OF         (5)      SOLE VOTING POWER
                                    0
SHARES            ------------------------------------------------------------

BENEFICIALLY      (6)      SHARED VOTING POWER
                                    619,600
OWNED BY          ------------------------------------------------------------

EACH              (7)      SOLE DISPOSITIVE POWER
                                    0
REPORTING         ------------------------------------------------------------

PERSON WITH       (8)      SHARED DISPOSITIVE POWER
                                    619,600
------------------------------------------------------------------------------
         (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED
               BY EACH REPORTING PERSON
                                    619,600
------------------------------------------------------------------------------
         (10)  CHECK BOX IF THE AGGREGATE AMOUNT
               IN ROW (9) EXCLUDES CERTAIN SHARES                          [ ]
------------------------------------------------------------------------------
         (11)  PERCENT OF CLASS REPRESENTED
               BY AMOUNT IN ROW (9)
                                    6.2%
------------------------------------------------------------------------------
         (12)  TYPE OF REPORTING PERSON
                                    IN
------------------------------------------------------------------------------





Schedule 13G/A
CUSIP No. 682406103                                              Page 20 of 34


ITEM 1(a).        NAME OF ISSUER:

                  One Liberty Properties, Inc. (the "Company")

ITEM 1(b).        ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

                  60 Cutter Mill Road
                  Great Neck, New York 11021

ITEM 2(a).        NAME OF PERSON FILING:

         This Statement is filed by each of the entities and persons listed
below, all of whom together are referred to herein as the "Reporting Persons":

                  (i)      Davidson Kempner Partners, a New York limited
                           partnership ("DKP");

                  (ii)     Davidson Kempner Institutional Partners, L.P., a
                           Delaware limited partnership ("DKIP");

                  (iii)    M. H. Davidson & Co., a New York limited partnership
                           ("CO");

                  (iv)     Davidson Kempner International, Ltd., a British
                           Virgin Islands corporation ("DKIL");

                  (v)      Serena Limited, a Cayman Islands corporation
                           ("Serena");

                  (vi)     MHD Management Co., a New York limited partnership
                           and the general partner of DKP ("MHD");

                  (vii)    Davidson Kempner Advisers Inc., a New York
                           corporation and the general partner of DKIP ("DKAI"),
                           which is registered as an investment adviser with the
                           U.S. Securities and Exchange Commission;

                  (viii)   Davidson Kempner International Advisors, L.L.C., a
                           Delaware limited liability company and the manager of
                           DKIL and Serena ("DKIA"); and

                  (ix)     Messrs. Thomas L. Kempner, Jr., Marvin H. Davidson,
                           Stephen M. Dowicz, Scott E. Davidson, Michael J.
                           Leffell, Timothy I. Levart, Robert J. Brivio, Jr.,
                           Anthony A. Yoseloff, Eric P. Epstein and Avram Z.
                           Friedman (collectively, the "Principals"), who are
                           the general partners of CO and MHD, the sole managing
                           members of DKIA and the sole stockholders of DKAI.

ITEM 2(b).        ADDRESS OF PRINCIPAL BUSINESS OFFICE:

         The address of the principal business office of each of the Reporting
Persons is c/o Davidson Kempner Partners, 65 East 55th Street, 19th Floor, New
York, New York 10022.





Schedule 13G/A
CUSIP No. 682406103                                              Page 21 of 34


ITEM 2(c).        CITIZENSHIP:

                  (i) DKP - a New York limited partnership

                  (ii) DKIP - a Delaware limited partnership

                  (iii) CO - a New York limited partnership

                  (iv) DKIL - a British Virgin Islands corporation

                  (v) Serena - a Cayman Islands corporation

                  (vi) MHD - a New York limited partnership

                  (vii) DKAI - a New York corporation

                  (viii) DKIA - a Delaware limited liability company

                  (ix) Thomas L. Kempner, Jr. - United States

                  (x) Marvin H. Davidson - United States

                  (xi) Stephen M. Dowicz - United States

                  (xii) Scott E. Davidson - United States

                  (xiii) Michael J. Leffell - United States

                  (xiv) Timothy I. Levart - United Kingdom & United States

                  (xv) Robert J. Brivio, Jr. - United States

                  (xvi) Eric P. Epstein - United States

                  (xvii) Anthony A. Yoseloff - United States

                  (xviii) Avram Z. Friedman - United States

ITEM 2(d).  TITLE OF CLASS OF SECURITIES:

         COMMON STOCK, PAR VALUE $1.0 PER SHARE

ITEM 2(e).  CUSIP NUMBER:

         682406103





Schedule 13G/A
CUSIP No. 682406103                                              Page 22 of 34


ITEM 3.  IF THIS STATEMENT IS FILED PURSUANT TO 13d-1(b) OR 13d-2(b) OR (c),
CHECK WHETHER THE PERSON FILING IS A:

               (a) [ ]    Broker or dealer registered under Section 15
                          of the Act;

               (b) [ ]    Bank as defined in Section 3(a)(6) of the
                          Act;

               (c) [ ]    Insurance Company as defined in Section
                          3(a)(19) of the Act;

               (d) [ ]    Investment Company registered under Section 8
                          of the Investment Company Act of 1940;

               (e) [ ]    Investment Adviser registered under Section 203 of
                          the Investment Advisers Act of 1940:  see Rule
                          13d-1(b)(1)(ii)(E);

               (f) [ ]    Employee Benefit Plan, Pension Fund which is
                          subject to the provisions of the Employee
                          Retirement Income Security Act of 1974 or
                          Endowment Fund; see Rule 13d-1(b)(1)(ii)(F);

               (g) [ ]    Parent Holding Company, in accordance with
                          Rule 13d-1(b)(ii)(G);

               (h) [ ]    Savings Associations as defined in Section
                          3(b) of the Federal Deposit Insurance Act;

               (i) [ ]    Church Plan that is excluded from the
                          definition of an investment company under Section
                          3(c)(14) of the Investment Company Act of 1940;

               (j) [ ]    Group, in accordance with Rule
                          13d-1(b)(1)(ii)(J).

ITEM 4.  OWNERSHIP.

         The Principals may be deemed to beneficially own an aggregate of
619,600 shares as a result of their voting and dispositive power over the
619,600 shares beneficially owned by DKP, DKIP, DKIL, Serena, and CO.

         DKIA may be deemed to beneficially own the 298,700 shares beneficially
owned by DKIL and the 7,434 shares beneficially owned by Serena as a result of
its voting and dispositive power over those shares. DKAI may be deemed to
beneficially own the 185,854 shares beneficially owned by DKIP as a result of
its voting and dispositive power over those shares. MHD may be deemed to
beneficially own the 114,002 shares beneficially owned by DKP as a result of its
voting and dispositive power over those shares.

         A. DKP

            (a) Amount beneficially owned: 114,002

            (b) Percent of class: 1.1%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0





Schedule 13G/A
CUSIP No. 682406103                                              Page 23 of 34


                (ii)  shared power to vote or to direct the vote: 114,002

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      114,002

         B. DKIP

            (a) Amount beneficially owned: 185,854

            (b) Percent of class: 1.9%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 185,854

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      185,854

         C. CO

            (a) Amount beneficially owned: 13,610

            (b) Percent of class: 0.1%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 13,610

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      13,610

         D. DKIL

            (a) Amount beneficially owned: 298,700

            (b) Percent of class: 3.0%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 298,700

                (iii) sole power to dispose or to direct the disposition: 0





Schedule 13G/A
CUSIP No. 682406103                                              Page 24 of 34

                (iv)  shared power to dispose or to direct the disposition:
                      298,700

         E. Serena

            (a) Amount beneficially owned: 7,434

            (b) Percent of class: 0.1%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 7,434

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      7,434

         F. MHD

            (a) Amount beneficially owned: 114,002

            (b) Percent of class: 1.1%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 114,002

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      114,002

         G. DKAI

            (a) Amount beneficially owned: 185,854

            (b) Percent of class: 1.9%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 185,854

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      185,854

         H. DKIA

            (a) Amount beneficially owned: 306,134





Schedule 13G/A
CUSIP No. 682406103                                              Page 25 of 34


            (b) Percent of class: 3.1%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 306,134

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      306,134

         I. Thomas L. Kempner, Jr.

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         J. Marvin H. Davidson

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         K. Stephen M. Dowicz

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%





Schedule 13G/A
CUSIP No. 682406103                                              Page 26 of 34


            (c) Number of shares as to which such person has:

                (i)  sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         L. Scott E. Davidson

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         M. Michael J. Leffell

            (a) Amount beneficially owned. 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         N. Timothy I. Levart

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0





Schedule 13G/A
CUSIP No. 682406103                                              Page 27 of 34


                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         O. Robert J. Brivio, Jr.

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         P. Eric P. Epstein

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         Q. Anthony A. Yoseloff

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0





Schedule 13G/A
CUSIP No. 682406103                                              Page 28 of 34


                (iv)  shared power to dispose or to direct the disposition:
                      619,600

         R. Avram Z. Friedman

            (a) Amount beneficially owned: 619,600

            (b) Percent of class: 6.2%

            (c) Number of shares as to which such person has:

                (i)   sole power to vote or to direct the vote: 0

                (ii)  shared power to vote or to direct the vote: 619,600

                (iii) sole power to dispose or to direct the disposition: 0

                (iv)  shared power to dispose or to direct the disposition:
                      619,600



ITEM 5.  OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

         Not applicable.

ITEM 6.  OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.

         The partners, members or stockholders of each of the Reporting Persons,
including the Principals, have the right to participate in the receipt of
dividends from, or proceeds from the sale of, the securities held for the
account of such Reporting Person in accordance with their ownership interests in
such Reporting Person. The Reporting Persons disclaim all beneficial ownership
as affiliates of a registered investment adviser, and, in any case, disclaim
beneficial ownership except as to the extent of their pecuniary interest in the
shares. The Reporting Persons have elected to file Schedule 13G although such
filing may not be required under the Act.

ITEM 7.  IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
         ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT
         HOLDING COMPANY.

         Not applicable.

ITEM 8.  IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.

         See Item 4.

ITEM 9.  NOTICE OF DISSOLUTION OF GROUP.

         Not applicable.





Schedule 13G/A
CUSIP No. 682406103                                              Page 29 of 34



ITEM 10. CERTIFICATION.  (if filing pursuant to Rule 13d-1(c))

         Each of the Reporting Persons hereby makes the following certification:

         By signing below we certify that, to the best of our knowledge and
belief, the securities referred to above were not acquired and are not held for
the purpose of or with the effect of changing or influencing the control of the
issuer of the securities and were not acquired and are not held in connection
with or as a participant in any transaction having that purpose or effect.





Schedule 13G/A
CUSIP No. 682406103                                              Page 30 of 34


                                   SIGNATURES

         After reasonable inquiry and to the best of our knowledge and belief,
the undersigned certify that the information set forth in this statement is
true, complete and correct.

DATED:  February 14, 2007      DAVIDSON KEMPNER PARTNERS
                               By: MHD Management Co.,
                               its General Partner

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Managing Partner

                               DAVIDSON KEMPNER INSTITUTIONAL PARTNERS, L.P.
                               By: Davidson Kempner Advisers Inc.,
                               its General Partner

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: President

                               M.H. DAVIDSON & CO.

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Managing Partner

                               DAVIDSON KEMPNER INTERNATIONAL, LTD.
                               By: Davidson Kempner International Advisors,
                               L.L.C.,
                               its Investment Manager

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Executive Managing Member

                               SERENA LIMITED
                               By: Davidson Kempner International Advisors,
                               L.L.C.,
                               its Investment Manager

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Executive Managing Member





Schedule 13G/A
CUSIP No. 682406103                                              Page 31 of 34

                               MHD MANAGEMENT CO.

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Managing Partner

                               DAVIDSON KEMPNER ADVISERS INC.

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: President

                               DAVIDSON KEMPNER INTERNATIONAL ADVISORS, L.L.C.

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Executive Managing Member

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------------
                               Thomas L. Kempner, Jr.

                               /S/ MARVIN H. DAVIDSON
                               -----------------------------------------------
                               Marvin H. Davidson

                               /S/ STEPHEN M. DOWICZ
                               -----------------------------------------------
                               Stephen M. Dowicz

                               /S/ SCOTT E. DAVIDSON
                               -----------------------------------------------
                               Scott E. Davidson

                               /S/ MICHAEL J. LEFFELL
                               -----------------------------------------------
                               Michael J. Leffell

                               /S/ TIMOTHY I. LEVART
                               -----------------------------------------------
                               Timothy I. Levart

                               /S/ ROBERT J. BRIVIO, JR.
                               -----------------------------------------------
                               Robert J. Brivio, Jr.

                               /S/ ERIC P. EPSTEIN
                               -----------------------------------------------
                               Eric P. Epstein

                               /S/ ANTHONY A. YOSELOFF
                               -----------------------------------------------
                               Anthony A. Yoseloff

                               /S/ AVRAM Z. FRIEDMAN
                               -----------------------------------------------
                               Avram Z. Friedman






Schedule 13G/A
CUSIP No. 682406103                                              Page 32 of 34

                                    EXHIBIT 1

                           JOINT ACQUISITION STATEMENT

                            PURSUANT TO RULE 13d-1(k)

         The undersigned acknowledge and agree that the foregoing statement on
Schedule 13G is filed on behalf of each of the undersigned and that all
subsequent amendments to this statement on Schedule 13G, shall be filed on
behalf of each of the undersigned without the necessity of filing additional
joint acquisition statements. The undersigned acknowledge that each shall be
responsible for the timely filing of such amendments, and for the completeness
and accuracy of the information concerning him or it contained therein, but
shall not be responsible for the completeness and accuracy of the information
concerning the others, except to the extent that he or it knows or has reason to
believe that such information is inaccurate.

DATED:  February 14, 2007      DAVIDSON KEMPNER PARTNERS
                               By: MHD Management Co.,
                               its General Partner

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Managing Partner

                               DAVIDSON KEMPNER INSTITUTIONAL PARTNERS, L.P.
                               By: Davidson Kempner Advisers Inc.,
                               its General Partner

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: President

                               M.H. DAVIDSON & CO.

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Managing Partner

                               DAVIDSON KEMPNER INTERNATIONAL, LTD.
                               By: Davidson Kempner International Advisors,
                               L.L.C.,
                               its Investment Manager

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Executive Managing Member





Schedule 13G/A
CUSIP No. 682406103                                              Page 33 of 34


                               SERENA LIMITED
                               By: Davidson Kempner International Advisors,
                               L.L.C.,
                               its Investment Manager

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Executive Managing Member

                               MHD MANAGEMENT CO.

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Managing Partner

                               DAVIDSON KEMPNER ADVISERS INC.

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: President

                               DAVIDSON KEMPNER INTERNATIONAL ADVISORS, L.L.C.

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------------
                               Name:  Thomas L. Kempner, Jr.
                               Title: Executive Managing Member

                               /S/ THOMAS L. KEMPNER, JR.
                               -----------------------------------------------
                               Thomas L. Kempner, Jr.

                               /S/ MARVIN H. DAVIDSON
                               -----------------------------------------------
                               Marvin H. Davidson

                               /S/ STEPHEN M. DOWICZ
                               -----------------------------------------------
                               Stephen M. Dowicz

                               /S/ SCOTT E. DAVIDSON
                               -----------------------------------------------
                               Scott E. Davidson

                               /S/ MICHAEL J. LEFFELL
                               -----------------------------------------------
                               Michael J. Leffell

                               /S/ TIMOTHY I. LEVART
                               -----------------------------------------------
                               Timothy I. Levart

                               /S/ ROBERT J. BRIVIO, JR.
                               -----------------------------------------------
                               Robert J. Brivio, Jr.






Schedule 13G/A
CUSIP No. 682406103                                              Page 34 of 34



                               /S/ ERIC P. EPSTEIN
                               -----------------------------------------------
                               Eric P. Epstein

                               /S/ ANTHONY A. YOSELOFF
                               -----------------------------------------------
                               Anthony A. Yoseloff

                               /S/ AVRAM Z. FRIEDMAN
                               -----------------------------------------------
                               Avram Z. Friedman