**Endorsement:**

IT IS HEREBY UNDERSTOOD AND AGREED THAT ITEM 1 - NAMED ITEMS - AMENDED AS FOLLOWS:

INTERNATIONAL BUSINESS MACHINES CORPORATION, I.B.M., IBM TRADE CORPORATION, IBM WORLD TRADE EUROPE/MIDDLE EAST ASIA CORPORATION AND IBM WORLD TRADE AMERICAS/FAR EAST CORPORATION AND SCIENCE RESEARCH ASSOCIATES, INC. AND ANY OTHER SUBSIDIARY OR AFFILIATED CORPORATION PROVIDED SUCH OTHER SUBSIDIARY OR AFFILIATED CORPORATION WARRANTS THAT IT IS UNDER THE OPERATIVE AND FINANCIAL CONTROL THROUGH THE IDENTICAL OFFICERS, DIRECTORS OR STOCKHOLDERS AND ANY EMPLOYEES OR ASSOCIATES THEREOF.

Name of Assured: INTERNATIONAL BUSINESS MACHINES CORPORATION

Nothing herein contained shall be held to vary, alter, waive or change any of the terms of the Policy, except as hereinabove set forth.

This endorsement is effective MAY 21, 1981.

Attached to and forming part of Policy No 75-102050 of the AIU INSURANCE COMPANY

AMERICAN INTERNATIONAL UNDERWRITERS

**Signature:** James Blumenfeld FOR THE COMPANY

**JB/RJ**
**5/26/81**

G 333