**POLICY NO.:** 87 91 601  
**EFF. DATE OF POL.:** 1-18-77  
**EFF. DATE OF END.:** 1-18-77  
**AGENCY NO.:** 50-515  
**ADD'L 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.

In consideration of the premium charged it is agreed that Item 4 is amended as follows:

| Advance premium | U.S.A. | 45670. |
|-----------------|--------|--------|
| Canada          |        | 1510.  |
| Total           |        | 47180. |

| First Anniversary | U.S.A. | 135,520 |
|                   | Canada | 4,480   |
| Total             |        | 140,000 |

All other terms and conditions remain unchanged.

**Johnson & Higgins**  
**JClAMF**  
**3-15-77**

**ZURICH INSURANCE COMPANY**  
**AMERICAN GUARANTEE AND LIABILITY INSURANCE COMPANY**

**Countersigned:**  
**Authorized agent:**