LIST OF ILLUSTRATIONS (Continued) Figure Page 17 Radiation monitor wearing protective clothing and using radiological safety equipment . ... 2... 2. 6 ee ee we wees 147 18 Hiroshima, Japan, 3-7 October 1945. oe 156 ........2.. 157 . . . 1... 19 Nagasaki, Japan, 21 September-4 October 1945. xii 2. 2. we we we