# ENDORSEMENT

**Date Issued:** 6/12/80  
**Endorsement No:** 5  

**Insured:** International Business Machines Corporation et al.  
**Name of Company:** Federal Insurance Company  
**Effective Date:** 5/21/80  
**Producer:** Johnson & Higgins  

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It is hereby understood and agreed that Item 1, Named Insured, is amended to include the following joint venture and/or partnership as respects the interest of I.B.M. only:

1) Market Street Associates of St. Louis  
2) Discovision Associates  
3) Satellite Business Systems  

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All Other Terms and Conditions Remain Unchanged  

**Authorized Representative:** Marjorie C. Wagenwoord  

Form 99-02-02/5 Part (Rev.B-71) (Formerly 1362)  
R-05078 (100M)