IILA : ISODOSE LINES OF : ESTIMATED PATTERN OF RADIOACTIVE FALLOUT PACIFIC PROVING GROUNDS MARCH 1,1954 60 BIKAR l2° [2° BIKINI 0 10° Ranta lia Ep ATOLL ~” RONGERIK RONGELAP ATOLL 50 100 150 | STATUTE MILES 166° | | ATOLL | UTIRIK ATOLL iN, TAKA ATOLLU UTIRIK 200 | 168° | | The numbers on the above mup represent the doses that would hare been reeeived orer approsimately 48 hours without shielding. The dose, above which surcival is unlikely. is 800 rand belowwhich survival is probable ts 200 r. ISLAND 170° 10°