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

16 -- INDICATOR, DIFFERENTIAL PRESSURE. CNT SP0740-99-M-3209 AMT $58,706.60 LINE 0001 THROUGH 0002 DTD 121698 TO PTI Technologies Inc Sub of ESCO Electronics Corp 950 Rancho Conejo Blvd P.O.Box 2000 Newbury Park CA 91320-1715 Posted 12/23/98 (I-SN283026). (0357)

Loren Data Corp. http://www.ld.com (SYN# 0314 19981228\16-0002.AWD)