Be aa neens CONTENTS FOREWORD * @ # © # ° 2 os o ABSTRACT «6 0 0 ee ee eee « ACKHOWLEDOMENTS, 5 ok ILLUSTRATIONS, wwe ee ee TABLES . ee eee eee CHAPTER 1 INTRODUCTION. . . 10 CHAPTER 2 FIELD DCSAG LATA 2.1 2.2 2.3 10 10 12 Early Data . . 2. e « Exposure Condi+ions,. Later Surveys. « « « ° CHAPTER 3. FALLOUT CHARACTERISTICS ly Experimental Data, ... Caleulated Decay Rates ., . lb CHAPTER h GAMMA ENERGY-DOSE SPECTHUM. 17 Photon Flux Spectrum eeeeeff8 # e# © « 4.3 Beta * . s e * Dose-Enerry Distributions for Plane Source Energy. s * ¢ « ° e * e« ¢ . Energy Response. . 2. 6 0 e ee oe 562 Geometry Kesponse. CHAPTER 6& 2. eo es es we 25 27 oe IUEATION AND TIME DISTRIBUTION OF DOSES Data * ° es e * ® e e . ee 18 el 25 ‘CHAPTER 5 METER RESPONSE FACTORS. . 2 « « 5.1 17 6.1 Available 6.2 Estimates of Fallout Duration. . 2. 2. 2 « « ® ° e e 30 30 31 OM ke h.2 te a 3.1. 3.2