**POLICY NO:** 80-01-364  
**EFF DATE OF POL:** 5-21-81  
**EFF DATE OF END:** 5-21-81  
**AGENCY NO:** 50-515  
**ADDTL PREMIUM:** $  
**RETURN PREMIUM:** $  

**Named Insured:** INTERNATIONAL BUSINESS MACHINES CORP., ETAL

This endorsement is issued by that company named below which is the insurer under the policy designated above issued to the Named Insured and forms a part of said policy as of the effective date hereof, at the hour stated in the policy Declarations.

IT IS UNDERSTOOD AND AGREED THAT ITEM 1 NAMED INSURED IS AMENDED TO READ:

**NAMED INSURED**

INTERNATIONAL BUSINESS MACHINES CORPORATION, I.B.M. WORLD TRADE CORPORATION, I.B.M. WORLD TRADE EUROPE/MIDDLE EAST/AFRICA CORPORATION AND IBM WORLD TRADE AMERICAS FAR EAST CORPORATION AND SCIENCE RESEARCH ASSOCIATES, INC., AND ANY OTHER SUBSIDIARY OR AFFILIATED CORPORATION PROVIDES SUCH OTHER SUBSIDIARY OR AFFILIATED CORPORATION WARRANTS THAT IT IS UNDER THE SAME OPERATIVE AND FINANCIAL CONTROL THROUGH THE INDENTITY OF ITS OFFICERS, DIRECTORS OR STOCKHOLDERS AND ANY EMPLOYEE ASSOCIATIONS THEREOF.

IT IS FURTHER AGREED THAT THE FOLLOWING JOINT VENTURES ARE ALSO INCLUDED AS NAMED INSURED BUT ONLY AS RESPECT THE INTEREST OF INTERNATIONAL BUSINESS MACHINES CORPORATION.

* 425 MARKET STREET ASSOCIATES
* MARKET STREET ASSOCIATES OF ST. LOUIS
* DISCOVISION ASSOCIATES
* SATELLITE BUSINESS SYSTEMS
* 2345 GRAND AVENUE, KANSAS CITY CONDOMINIUM

ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.

**CASUALTY DEPT.**  
**JOHNSON & HIGGINS**  
**GR:CV 12-2-81**

- ZURICH INSURANCE COMPANY
- AMERICAN GUARANTEE AND LIABILITY INSURANCE COMPANY

Countersigned: **Mildred Francis**  
Authorized Agent  
U-GU-118-G REV. 11-76