# ENDORSEMENT #4

It is hereby understood and agreed that Item 5 of the Declarations, Underlying Umbrella Insurer(s) and Policy Numbers, is amended in part as follows:

- **Policy Number:** (1) 462-01-86-23
- **Policy Period:** (1) 5/21/79 to 5/21/82

This endorsement to take effect on the 21st day of May 1981.

All other items and conditions remain unchanged.

Attached to and forming part of Policy No. 791701

Issued to: INTERNATIONAL BUSINESS MACHINES CORP., ETAL 8/7/81 bh

The company located these documents in its business records. At this time, the company does not certify that these documents constitute a complete and accurate copy of the policy.