**ENDORSEMENT NO. 10**

**This endorsement, effective 12:01 A.M. MAY 21, 1978 forms a part of policy No. 551-28-81 issued to INTERNATIONAL BUSINESS MACHINES by LEXINGTON INSURANCE COMPANY**

In consideration of the premium charged it is agreed that effective from inception:

1. Endorsement #6 is removed and the following shall apply:
   "It is agreed that this policy not apply to any liability from negligent acts, errors or omissions, actual or alleged, and the rendering of or failure to render professional services as respects Data Processing."

2. Endorsement #7 is removed.

3. Endorsement #9 is removed.

4. Item 1 - Named Insured is amended as follows:
   International Business Machines Corporation, I.B.M. World Trade Corporation and any other subsidiary or affiliated corporation provided such other subsidiary or affiliated corporation warrants that it is under the same operative and financial control through the identity of its Officers, Directors or Stockholders and any employee associations thereof.
   
   It is also agreed that the Joint Venture known as 425 Market Street associates is also included (not only as respects the interest of International Business Machines Corporation.

All other terms and conditions remain as originally written.

**CLOSINGS SENT**
10-4-78 cf

Form 1803
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This document appears to be an insurance endorsement for International Business Machines (IBM) with specific amendments and removals of endorsements. The endorsement is dated May 21, 1978, and includes details about the changes made to the policy.