Defense Supply Center Columbus PO BX 16595, DSCC-PBAB Columbus, OH 43216-6595

48 -- VALVE, INTERFACE VACUUM. MATERIAL: STEEL. CNT SP0760-99-C-4711 AMT $122,114.36 LINE 0001 THROUGH 0002 DTD 032399 TO Environmental Systems Inc 1197 Baltimore-Annapolis Blvd P.O.Box 869 Arnold MD 21012-0869 Posted 03/24/99 (I-SN312356). (0083)

Loren Data Corp. http://www.ld.com (SYN# 0501 19990326\48-0003.AWD)