# ENDORSEMENT #0021

THIS ENDORSEMENT, EFFECTIVE 12:01 A.M. 05/21/91 FORMS A PART OF POLICY NO. BE 308-31-33 ISSUED TO: INTERNATIONAL BUSINESS MACHINES CORP.

BY: AMERICAN HOME ASSURANCE COMPANY

IT IS UNDERSTOOD AND AGREED THAT THE ISSUING COMPANY "NATIONAL UNION FIRE INSURANCE COMPANY OF PITTSBURGH, PA." STATED ON ENDORSEMENTS #0008, #0009, #0010, #0015, #0016, #0017, #0018, #0019 AND #0020 IS HEREBY DELETED AND REPLACED WITH THE FOLLOWING:

BY: AMERICAN HOME ASSURANCE COMPANY

ALL OTHER TERMS AND CONDITIONS OF THIS POLICY REMAIN UNCHANGED.

AUTHORIZED REPRESENTATIVE

K. Greagoli

INSURED'S COPY