Illumination, see Eadiation, optical 

 Immobilization, see Damage 

 Impulse, 71, 114 

 Infrared radiation, see Radiation, 



optical ; Radiation, thermal 

 Injury, see Damage, Animals, Goats, 



etc. 

 Intelligence, 33 

 Interior Department, 20 



Joint Chiefs of StaflE, 11, 33 

 Joint Crossroads Committee, 181 

 Joint Staff Planners, 11 

 Joint Task Force One 



creation, 13, 25 



directive, 14-15 



dissolution, 172 



organization, 96, 173 



LeMay Subcommittee, 11, 28 

 Lethal radius, see Damage 

 Light, see Radiation, optical 

 Logistics, 41 

 Los Alamos Laboratory, 9 



Mach Stem, 61 



Manhattan Engineer District, 12, 28 



see also Los Alamos Laboratory 

 Maps 



Bikini Atoll, 89 



Marshall Islands, 19 



Pacific Ocean, 18 



Target layout for Test A, 126 

 Marine life, see Fish 

 Marshall Islands 



history, 17 



map, 19 

 Material 



damage to, 139 



exposure of, 138-140 

 Meteorology, 102, 150 

 Mice, 84, 143 

 Mike hour 



Test A, 109 



Test B, 151 

 Mushroom, 118 



Nagasaki, 6 



Navy Department, 8, 14 

 Nuclear radiation, see Radiation, 

 nuclear 



Objects of tests, 14 



Observers 



Congressional, 39, 186 



Evaluation Board, 40, 182 



Evaluation Commission, 41, 184 



United Nations, 39, 185 



others, 36 

 Oceanography, 22, 161, 169 

 Operation Crossroads, code name of, 



27, 

 Operation plan, 43 

 Optical radiation, see Radiation, 



optical 



Pacific Ocean 



map, 18 

 Personnel 



injury to, 48 



recruiting of, 30 

 Photography, 32, 50, 74 



see also Cameras 

 Pigs, 84 

 Planning, 40 



Plume, see Mushroom, Column 

 Plutonium, 81 

 President, 13 

 President's Evaluation Commission, 



see Evaluation Commission 

 Press, 36 

 Pressure 



in air, 60, 110, 111 



in water, 153 

 Public relations, 34 

 Purpose, see Object of tests 



Queen day, see Rehearsals 



Radiation 



alpha, 80, 121 



beta, 80, 108, 121 



gamma, 80, 83, 121, 127, 141, 153 



neutron, 108, 121, 152 



nuclear, 80, 82, 121 



optical, 74, 108, 116 



thermal, 127, 152 

 Radio, 40 



Radioactivity, 45, 167 

 Radiological safety, 31, 124, 128, 141, 



168, 170 

 Radiological Safety Adviser, 170 

 Radiological Safety School, 170 

 Rats, 84 

 Rehearsals 



for Test A, 45, 102, 105 



for Test B, 45, 150 



210 



