**Policy No:** 88 26 230  
**Eff. Date of Pol:** 1-4-77  
**Eff. Date of End:** 1-1-77  
**Agency No:** 50-515  
**Add'l Premium:** $3  
**Net/Op's Premium:** $3  

**Named Insured:** International Business Machines Corp., Etal  

This endorsement is issued by the company named below, which is the insurer under the policy designated above, and is 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 agreed that "Products Leased or Sold; or Completed Operations" is extended to apply to I.B.M. Marine Bridge System (A Maritime Anti-Collision System).

Premium: $4,185. Flat Charge

For the purposes of coverage of the I.B.M. Marine Bridge Systems, the word "Receipts" means the sales and income derived from the selling or leasing of this equipment to others.

It is further agreed that this endorsement expires 1-18-77.

**Johnson & Higgins**  
**Indiana**  
**5-26-76**

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

**Authorized agent**