Fleet and Industrial Supply Center, Norfolk Washington Detachment 901 M.Street, S.E. Bldg. 200 4th Flr., Washington Navy Yard, Washington, DC 203

R -- SCIENTIFIC AND ENGINEERING TECHNICAL SUPPORT SERVICES POC POC: Jane M. Kramer, Code 02W1.3J, at (202) 433-2138 CNT N00600-97-D-1431 AMT $2,599,507.00 LINE 0001-0004 DTD 093097 TO GRC International Corporation, 1900 Gallows Road, Vienna,VA 22182 (0274)

Loren Data Corp. http://www.ld.com (SYN# 0258 19971003\R-0002.AWD)