CONTENTS INTRODUCTION Background and significance CASE HISTORIES Tokyo cases, T-1, T-2 Yaizu cases, T=-3, T-5, T-16, T-18, T-19, T-22 CHART OF RADIATION SIGNS AND SYMPTONS IN ALL PATIENTS HEMATOLOGY REPORT HEMATOLOGY RESULTS Tokyo patient T-1 T-2 13 21 23 25 26 Bone marrows, Tokyo patients Yaizu patients White blood cell counts Differentials Red blood cells and hemoglobin Bone marrows, Yaizu patients 31 Tokyo patient 32 RADIO ACTIVITY SURVEY SHIP T-1l T-2 Crude drawing of ship Radio activity of ship SUGGESTIONS PHOTOGRAPHS OF TOKYO PATIENTS T=1 T-2 Cts CCE Poor a cate 28 36 37 38 39 Lo 48