**CRUM & FORSTER INSURANCE COMPANIES**

**THE POLICY MAKERS**

**ENDORSEMENT**

**Effective on and after:** 5-21-77

**Certificate No.:** XS 3480

**Issued to:** INTERNATIONAL BUSINESS MACHINES CORPORATION

**By:** UNITED STATES FIRE INSURANCE CO.

**A) Declarations, Page Item #4 Underlying Insurance:**

$80,000,000 - Each Occurrence and in the Aggregate where applicable Umbrella Liability and Excess Liability as follows: -$10,000,000, Excess of $10,000,000.

**Companies:** AETNA C & S, HOME INS CO., FIREMAN'S FUND, AMERICAN HOME, PRUDENTIAL RE

**Limits:** 10MM, 10MM, 10MM, 5MM, 5MM

**$21,000,000, Excess of $19,000,000**

**Companies:** CENTENNIAL, FEDERAL, GRANITE STATE, PURITAN, LEXINGTON, FIRST STATE

**Limits:** 5MM, 5MM, 5MM, 2MM, 2MM, 2MM

**$19,000,000**

**Companies:** NORTHBROOK INS. CO., AMERICAN HOME

**Limits:** 9MM, 6MM

**Which is excess of $2,000,000 - Each Occurrence and in the Aggregate Umbrella Liability in the Zurich Insurance Company and excess of various Primary**

**B) The amount recoverable under underlying insurance as set out in a schedule attached to Zurich Insurance Company Comprehensive Catastrophe Liability Policy or any revised or replacement thereof or $25,000 Retained Limits as defined in said policy.**

All other terms and conditions of this policy remain unchanged.