IV 16, Rpt., "h925th Test Group (Atomic) Operational Summary Report, 1953, Continental Nevada Spring Tests, Operation UPSHOT/KNOTHOLE," Annex A, Sampling Activities and Techniques, in Hist, Div, files; interview with Dr, Harold F. Plank, J-Div., LASL, conducted by Warren E, Greene, AFSWC Hist., 26 Sep. 1957, see App. 17. 925th Operational Summary Report, Cperation UPSHOT/KNOTHOLE," Annex C, Nevada ZOMBIE Shot Summary, . 18, “History of the Air Force Special ‘Veapons Center Participation in Operation UPSHOT/KNOTHOLE," 38. 19, "L92Sth Operational Summary Report, Cperation UPSHOT/KNOTHOLS," Annex J, HAMLET Shot Summary, 20, "History of the Air Foree Special Weapons Center Participation in Operation UPSHOT/KNOTHOLE," 58-60, 92 APHLINO SWEH-2-003); \\\ i ot