# Northbrook Insurance Company, Northbrook, Illinois

## Endorsement

**Named Insured:** International Business Machines Corporation  
**Policy No.:** 63 003 053  
**Endorsement No.:** 4

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In consideration of the premium charged, it is agreed that the insurance afforded by this policy shall not apply with respect to any insureds liability arising out of the utterance or dissemination of any printed or published material, except with respect to advertising by or on behalf of the insured for the purpose of promoting its own business, if such advertising does not involve quoting from text of any printed or published material.

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This endorsement to take effect on the 21 day of May 1977. All other terms and conditions remain unchanged.

**Countersigned:** May 19, 1977  
**Authorized Representative:** Richard Foss

**PRINTED IN USA**