EXHIBIT 10.10
                              ASSIGNMENT AGREEMENT
     THIS Assignment Agreement made and entered into effective as of February 
27, 1998 among Northwest Airlines Corporation, a Delaware corporation 
("Parent"), Newbridge Parent Corporation, a Delaware corporation and, as of 
the date of this Agreement, a wholly owned subsidiary of Parent ("Holdco 
Sub"), Air Partners, L.P., a Texas limited partnership (the "Partnership"), 
the partners of the Partnership (collectively, the "Partners"), Bonderman 
Family Limited Partnership, a Texas limited partnership ("Transferor I"), Air 
Saipan, Inc., a CNMI corporation ("Transferor III"), 1992 Air, Inc., a Texas 
corporation ("Assignor") and Coulco, Inc., a Texas corporation ("Assignee").
                               W I T N E S S E T H:
     WHEREAS, Parent, Holdco Sub, the Partnership, the Partners, Transferor 
I, Assignor and Transferor III are parties to an Investment Agreement dated 
as of January 25, 1998 (as amended from time to time, the "Investment 
Agreement"):
     WHEREAS, Assignor desires to assign to Assignee certain rights under the 
Investment Agreement, and the other parties to the Investment Agreement are 
willing to consent in writing to such assignment;
     NOW, THEREFORE, in consideration of the premises and the mutual 
covenants herein contained, the parties hereto agree as follows:
     Section 1.     ASSIGNMENT.  (a)  Assignor hereby irrevocably assigned to 
Assignee, and relinquishes, all rights, (i) to designate an individual to be 
elected or appointed to the Board of Directors of Holdco Sub pursuant to 
Section 4.1(b)(i) of the Investment Agreement, and (ii) to designate one 
person for election to the Board of Directors of Holdco Sub and to fill any 
vacancy resulting from such person's cessation to serve as a director 
pursuant to Section 4.1(b)(ii) of the Investment Agreement.
          (b)  As consideration for such assignment, Assignee agrees (i) 
promptly to cause its designee to resign from the Holdco Sub Board of 
Directors at the time and under the circumstances described under Section 
4.1(b)(iii) of the Investment Agreement, (ii) to comply with Section 
4.1(b)(iv) of the Investment Agreement and (iii) to be bound by the 
provisions of Section 4.1(b) of the Investment Agreement as though it were 
Transferor II (as defined in the Investment Agreement).
          (c)  Parent and Holdco Sub agree (i) that ▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇ and 
▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇ have been deemed to be acceptable by the Board of Directors 
of Holdco Sub for purposes of Sections 4.1(b)(i) and 4.1(b)(ii) of the 
Investment Agreement, (ii) that the person designated from time to time by 
Assignee (who shall be reasonably acceptable to the Holdco Sub Board of 
Directors) (the "Assignee Designee") shall be the "Transferor II Designee" 
for purposes of Section 4.1 of the Investment Agreement and (iii) that for 
all purposes of Section 4.1(b) of the Investment Agreement, all references to 
"Transferor II" and the "Transferor II Designee" shall mean and refer to 
Assignee and the Assignee Designee.
                                                                             2
     Section 2.     ASSUMPTION.  Assignee hereby assumes all of Assignor's 
obligations under Section 4.1(b) of the Investment Agreement.
     Section 3.     CONSENT.  Pursuant to Section 7.7 of the Investment 
Agreement, each of Parent, Holdco Sub, the Partnership, the Partners, 
Transferor I, Transferor III and Assignor consent to the assignment effected 
by Section 1 hereof.
     Section 4.     GOVERNING LAW.  This Assignment Agreement shall be 
governed by and construed in accordance with the laws of the State of New 
York as applied to contracts entered into and to be performed in New York 
without regard to the application of principles of conflict of laws.
     IN WITNESS WHEREOF, the parties have executed, delivered and entered 
into this Agreement as of the date and year first written above.
                                   NORTHWEST AIRLINES CORPORATION
                                   By: /s/ ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇    
                                       --------------------------------------
                                       Name:  ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇
                                       Title: Executive Vice President,
                                              General Counsel and Secretary
                                   NEWBRIDGE PARENT CORPORATION
                                   By: /s/ ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇    
                                       --------------------------------------
                                       Name:  ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇
                                       Title: Executive Vice President,
                                              General Counsel and Secretary
                                   AIR PARTNERS, L.P.
                                   1992 Air GP, a Texas general partnership
                                   
                                   By: 1992 Air, Inc., a Texas corporation
                                       managing partner
                                       By:  /s/ ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇   
                                           ----------------------------------
                                       Name:  ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                       Title: Vice President
                                                                             3
                                   THE PARTNERS:
                                   GENERAL PARTNERS
                                   1992 AIR GP, a Texas general partnership
                                   By: 1992 Air, Inc., a Texas corporation,
                                       general partner
                                       By: /s/ ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇     
                                           ----------------------------------
                                           Name:  ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                           Title: Vice President      
                                   AIR II GENERAL, INC., a Texas corporation
                                   By: /s/ ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇        
                                       --------------------------------------
                                       Name:  ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                       Title: Vice President
                                                                             4
                                   LIMITED PARTNERS
                                   ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇
                                   BONDERMAN FAMILY LIMITED
                                      PARTNERSHIP
                                   ESTATE OF ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇
                                        By:  ▇▇▇▇▇▇▇ ▇. ▇▇▇▇, ▇▇.
                                             Managing Executor
                                             Bank of Saipan, Executor
                                   DHL MANAGEMENT SERVICES, INC.
                                   LECTAIR PARTNERS
                                        By:  Planden Corp., G.P.
                                   SUN AMERICA INC. (formerly Broad, Inc.)
                                   ▇▇▇ ▇▇▇▇▇
                                   AMERICAN GENERAL CORPORATION
                                        ▇▇▇▇▇▇ ▇▇▇▇▇
                                   CONAIR LIMITED PARTNERS, L.P.
                                   BONDO AIR LIMITED PARTNERSHIP
                                        By:  1992 Air, Inc.
                                        By:  1992 AIR GP, as attorney-in-fact
                                             for the foregoing
                                             By:  1992 Air, Inc. a Texas
                                                  corporation, general partner
                                             By:  /s/ ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇ 
                                                 ----------------------------
                                                 Name:  ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                                 Title: Vice President
                                   AIR SAIPAN, INC., a CNMI corporation
                                   By:  /s/ ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                        -------------------------------------
                                        Name:   ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                        Title:  Agent and Attorney-in-Fact
                                                                             5
                                   BONDERMAN FAMILY LIMITED
                                      PARTNERSHIP
                                   By:  /s/ ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇ 
                                        -------------------------------------
                                        Name:   ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                        Title:  Agent and Attorney-in-Fact
                                   1992 AIR, INC., a Texas corporation
                                   By:  /s/ ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇             
                                        -------------------------------------
                                        Name:   ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                        Title:  Vice President
                                   ASSIGNEE:
                                   COULCO, INC., a Texas corporation
                                   By:  /s/ ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇             
                                        -------------------------------------
                                        Name:   ▇▇▇▇▇ ▇. ▇'▇▇▇▇▇
                                        Title:  Vice President