Exhibit 99.1

                                 SIXTH AMENDMENT
                          DATED AS OF NOVEMBER 23, 2004
                          TO RECEIVABLES SALE AGREEMENT
                         DATED AS OF SEPTEMBER 28, 2002

      THIS SIXTH AMENDMENT (the "Amendment"),  dated as of November 23, 2004, is
entered into among Albany International  Receivables Corporation (the "Seller"),
Albany  International Corp. ( the "Initial Collection Agent," and, together with
any successor thereto,  the "Collection  Agent"), , ABN AMRO Bank N.V., as agent
for the Purchaser (the  "Agent"),  the committed  purchasers  party thereto (the
"Committed   Purchasers")  and  Amsterdam   Funding   Corporation,   a  Delaware
corporation ("Amsterdam");

                                   WITNESSETH:

      WHEREAS,  the Seller,  Collection Agent, Agent,  Committed  Purchasers and
Amsterdam have heretofore  executed and delivered a Receivables  Sale Agreement,
dated as of September 28, 2001 (as amended,  supplemented or otherwise  modified
through the date hereof, the "Sale Agreement"),

      WHEREAS, the parties hereto desire to amend the Sale Agreement as provided
herein;

      NOW,  THEREFORE,  for good and  valuable  consideration,  the  receipt and
adequacy of which are hereby acknowledged,  the parties hereto hereby agree that
the Sale Agreement shall be and is hereby amended as follows:

      Section 1. The defined  term  "Liquidity  Termination  Date"  appearing in
Schedule  I to the  Sale  Agreement  is  hereby  amended  by  deleting  the date
"November  23, 2004"  appearing in clause (d) thereof and inserting in its place
the date "September 23, 2005".

      Section 2. This Amendment shall become effective on the date the Agent has
received (i) counterparts hereof executed by the Seller,  Collection Agent, each
Purchaser,  Amsterdam and the Agent and (ii) the  acknowledgment  and consent in
the form set forth below duly executed and delivered by the Parent.

      Section 3. This  Amendment  may be executed in any number of  counterparts
and by the different parties on separate  counterparts and each such counterpart
shall be deemed to be an  original,  but all such  counterparts  shall  together
constitute but one and the same Amendment.

      Section 4. Except as specifically provided above, the Sale Agreement and
the other Transaction Documents shall remain in full force and effect and are
hereby ratified and confirmed in all respects. The execution, delivery, and
effectiveness of this Amendment shall not operate as a waiver of any right,
power, or remedy of any Agent or any Purchaser under the



Sale Agreement or any of the other Transaction Documents, nor constitute a
waiver or modification of any provision of any of the other Transaction
Documents. All defined terms used herein and not defined herein shall have the
same meaning herein as in the Sale Agreement.

The Seller agrees to pay on demand all costs and expenses (including reasonable
fees and expenses of counsel) of or incurred by the Agent and each Purchaser
Agent in connection with the negotiation, preparation, execution and delivery of
this Amendment.

      Section 5. This Amendment and the rights and obligations of the parties
hereunder shall be construed in accordance with and be governed by the law of
the State of New York.

      IN WITNESS WHEREOF, the parties have caused this Amendment to be executed
and delivered by their duly authorized officers as of the date first above
written.

                                           ABN AMRO BANK N.V., as the Agent,
                                             as the Committed Purchaser

                                           By:  /s/ Bernard Koh
                                           Title:  Senior Vice President

                                           By:  /s/ Kevin J. Hayes
                                           Title:  Director


                                           AMSTERDAM FUNDING CORPORATION


                                           By:  /s/ Bernard J. Angelo
                                           Title:  Vice President

                                           ALBANY INTERNATIONAL RECEIVABLES
                                             CORPORATION, as Seller

                                           By:  /s/ Charles J. Silva, Jr.
                                           Title:  VP and Secretary


                                           ALBANY INTERNATIONAL CORP., as
                                             Initial Collection Agent


                                           By:  /s/ Charles J. Silva, Jr.
                                           Title:  VP and General Counsel



                     GUARANTOR'S ACKNOWLEDGMENT AND CONSENT

      The undersigned, Albany International Corp., has heretofore executed and
delivered the Limited Guaranty dated as of September 28, 2001 (the "Guaranty")
and hereby consents to the Amendment to the Sale Agreement as set forth above
and confirms that the Guaranty and all of the undersigned's obligations
thereunder remain in full force and effect. The undersigned further agrees that
the consent of the undersigned to any further amendments to the Sale Agreement
shall not be required as a result of this consent having been obtained, except
to the extent, if any, required by the Guaranty referred to above.


                                                  ALBANY INTERNATIONAL CORP.


                                                  By:  /s/ Charles J. Silva, Jr.
                                                  Title:  VP and General Counsel