ee * mt Lae naam MAERMAeee me meh ow . CONTENTS Page CHAPTER 2 2.1 2.2 2.3 2.4 2.5 2.6 OPERATIONS Introduction Dog Shot . Easy Shot . George Shot Item Shot . . . . . . . . . . Fall-out. Introduction Summary Account Surveys Subsequent to Dog Shot Intensity of Radiation from Dog Shot Fall-out on Parry and Japtan. 2.6.5 Particles from Dog Shot Fall-out on Atoll 2.6.6 Intensity of Fall-out on Atoll, Easy Shot 2.6.7 Air Sampling on Destroyer, Easy Day 2.6.8 Aerial Search for Heavy-particle Fall-out 2.6.9 Number of Active Heavy Particles Needed for Dog Shot Fall-out 2.6.10 Biomedical Investigation . 2.6.12 Recommendations 2.8 2.9 10 11 12 2.6.1 2.6.2 2.6.3 2.6.4 2.6.11 Conclusions 2.7 PL Introduction . . . Pretest Phase . . Planning and Training Phase Personnel Procurement Equipment and Logistics . JAA Aa 1.1 1.2 1.3 1.4 1.5 HISTORY eon he ee CHAPTER 1 . . . . . . 2.6.13 Item Shot Fall-out . External Radiation . . . . . . 2.7.1 Dog Shot . 2.7.2 Cumulative Radiation Dose Due to Dog Day Fall-out 2.7.3 External Radiation Doses to 27 April 1951 . . 2.7.4 Externa) Radiation Doses to 15 May 1951. . . 2.7.5 External Radiation from Fall-out following Item Shot 2.7.6 External Radiation Doses to 28 May 1951. . . Supply and Equipment. . Instrument Operation, Repair, and Maintenance . . . 2.9.1 Pocket Dosimeters and Chargers. . . . 2.9.2 Geiger Mueller Type Field Survey Instruments . Teee 2OAM<li: BOs Oe Miresence oe “AEE bea AA AE Oe ee eS 13 13 16 20 21 21 24 24 24 24 24 25 25 25 29 29 33 33 33 35 36