SA-ALC/Contracting Directorate/SFK; 485 Quentin Roosevelt Road, Suite 12; Kelly AFB, TX 78241-6419

J -- XENON, GASEOUS RESEARCH GRAGE (99.995) -- RE:F41608-99-R-90559 POC ROBERT L. MAYFIELD(210) 925-1177 CNT F41608-99-D-0337 AMT $2,500,000.00 LINE 0001,0002,0003 & 0004 DTD 043099 TO SPECTRA GASES INC 1261 ACTIVITY DRIVE VISTA CA 92083 E-MAIL: Send E-Mail to the POC, ROBERT.MAYFIELD@KELLY.AF.MIL. Posted 06/02/99 (D-SN338016). (0153)

Loren Data Corp. http://www.ld.com (SYN# 0410 19990604\J-0008.AWD)