**Endorsement No. 4**

*Additional Premium: $11*
*Return Premium: $0*

**Name of Assured:** INTERNATIONAL BUSINESS MACHINE CORP.

**IN CONSIDERATION OF THE PREMIUM PAID, IT IS HEREBY UNDERSTOOD AND AGREED THAT:**

**(A) THE POLICY PERIOD SHOULD SHOW**
**MAY 21, 1981 TO MAY 21, 1982**

**(B) ENDORSEMENT #1, NAMED INSURED, IS AMENDED BY ADDING THE FOLLOWING PARAGRAPH:**

**IT IS ALSO AGREED THAT THE FOLLOWING JOINT VENTURES ARE INCLUDED AS NAMED INSURED BUT ONLY AS RESPECTS THE INTEREST OF INTERNATIONAL BUSINESS MACHINES CORP.**

1. MARKET STREET ASSOCIATES OF ST. LOUIS
2. DISCOVISION ASSOCIATES
3. SATELLITE BUSINESS SYSTEMS
4. 425 MARKET STREET ASSOCIATES (SAN FRANCISCO)
5. 2345 GRAND AVENUE KANSAS CITY CONDOMINIUM

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

This endorsement is effective **MAY 21, 1981**.

Attached to and forming part of Policy No. **75-102049** of the

**AIU INSURANCE COMPANY**

**AMERICAN INTERNATIONAL UNDERWRITERS**

**BB/EJ**
**MARCH 10, 1982**

**Bela John Bernath**
**FOR THE COMPANY**