Subject: [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]. Reference: Purchase Agreement No. 3219 (the Purchase Agreement) between The Boeing Company (Boeing) and American...
American
Airlines, Inc.
          3219-01   Page
2
        3219-01
    American
Airlines, Inc.
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    | Subject: | [CONFIDENTIAL PORTION OMITTED AND
      FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR
      CONFIDENTIAL TREATMENT]. | 
| Reference: | Purchase
      Agreement No. 3219 (the Purchase Agreement) between The Boeing Company
      (Boeing) and American Airlines, Inc.
(Customer) | 
Customer
Services General Terms Agreement No. 23-1 (the CSGTA) between Boeing and
Customer, including Supplemental Agreement for Electronic Access (the
“SA-EA”)
    This
letter agreement (Letter Agreement) amends and supplements the Purchase
Agreement.  All terms used but not defined in this Letter Agreement
have the same meaning as in the Purchase Agreement.
    | 1.   | [CONFIDENTIAL
      PORTION OMITTED AND FILED SEPARATELY WITH
THE | 
COMMISSION PURSUANT TO A REQUEST FOR
CONFIDENTIAL TREATMENT].
    2.            Boeing
will license and install these Materials on the following
conditions:
    |  | (i) | [CONFIDENTIAL PORTION OMITTED AND
      FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR
      CONFIDENTIAL TREATMENT]. | 
|  | (ii) | [CONFIDENTIAL PORTION OMITTED AND
      FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR
      CONFIDENTIAL TREATMENT]. | 
3.           The
technical data and maintenance information specified in Article 3 of Part 3 of
Supplemental Exhibit CS1 to the Purchase Agreement will be considered
“Materials” as defined therein and not “Aircraft Software” even when such
technical data and maintenance information is provided in software media and is
used onboard the Aircraft or loaded into an onboard Aircraft
system.
    4.           [CONFIDENTIAL PORTION OMITTED AND FILED
SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL
TREATMENT].
    5.           [CONFIDENTIAL PORTION OMITTED AND FILED
SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL
TREATMENT].
    Very
truly yours,
    THE
BOEING COMPANY
    By                                          
    Its           Attorney-In-Fact           
    ACCEPTED
AND AGREED TO this
    Date:
                               ,
2008
    AMERICAN
AIRLINES, INC.
    By                                          
    Its                                          
    P.A. No.
3219
          787
e-Enabling Letter Agreement
          BOEING
PROPRIETARY