Defense Special Weapons Agency, 6801 Telegraph Road, Alexandria, VA 22310-3398

A -- EXERCISE OF OPTION I, SOW TASK 6 POC Michael O. Jackson, Negotiator, (703) 325-9211, Edward Archer, Contracting Officer, (703) 325-5028 CNT DSWA01-97-C-0185-P00002 AMT $156,869 DTD 031898 TO Aptek, Inc., 1257 Lake Plaza Drive, Colorado Springs, CO 80906-3578 (0078)

Loren Data Corp. http://www.ld.com (SYN# 0388 19980323\A-0001.AWD)