OPERATION HARDIACK I - PPG Time Teak GMT DATE: 31 July 1958 31 July 1956 TIME: 2350 1050 Sponsor: SITE: DOD PPG - Johnston Island 16° ht 169° 32' 38" oo" HEIGHT OF BURST: N WwW 250,000 ft TYPE OF BURST AND PLACEMEUT: High altitude burst rom Redstone missile over vicinity of Johnston Island. REMARKS: No local fallout. CLOUD TOP HEIGHT: NM CLOUD BOTTOM HEIGHT: 307 NM