“2 A monitor's handbook ‘was published in the form of ..cmo- ited em C . randum, subject, "Radiological Safcty Nonitor Procedures," dated 23 i February 1954. This momorandum was issucd to each unit radsafe officer, unit redsafe NCO's, backeup monitors, und couriers who were designate to accompany the aerial movement of radicactive cargo. “A schedule of briefings wes set up and given prior to each shot of CASTLE in order to insure thorough disseminstion of information and awarensss of responsibilities, (1) 4 These briefings included: A briefing of staff officers rnd detachment corimand- ers on D minus 2, (2) A briefing of unit radsafe officers on D minus 1. (3) A briefing of officer couriers designated by CTG 7.2 and CTG 7.4 as escort officers for radiological cargo onP minus l. C (4) A beicfing of cach member of TG 7.2 on safety and security regulations on D minus 1, This bricfing took the ‘form of a special bulletin issued by CTG 7.2 to eich mombur cf the command for cach shot, It became the practice to muster TG 7.2 (by detachment ) on the occan side of the island at, H-hour to cnable the Task Group to observe the BIKINI shots and to serve as a rchvarsal in the event of &n evacuation, This procedure was modified somewhat for Weeten which was fired at this «toll. 16.7.2 was mustered in mass in the vicinity of the Officcrs' Bench Club and reccived tho timo count over a public address system together with a bricf orientation. The cffect of this oa ro shot upon the troops was to give them confidence such as has been gained through similer procedures for troup particip-ticn in the Nevada tests, 34-Tab BB