Defense Supply Center Philadelphia, Attn: DSCP-CO, Building 6, 700 Robbins Avenue, Philadelphia, PA 19111-5092

99 -- POLE, ASSEMBLY SOL SPO100-00-Q-4260 POC Heidi Haya, DSCP-COCG, (215)737-3087 FAX: (215)737-8143 The following is a change to synopsis of 03 May 2000. The closing date for subject Request For Quotation is hereby changed from 19 May 2000 to 31 May 2000. All other terms and conditions remain the same. Posted 05/17/00 (W-SN455864). (0138)

Loren Data Corp. http://www.ld.com (SYN# 0283 20000519\99-0005.SOL)