ot O+1 10% lO. per hour 1o* | 2 Gamma Dose Rates Operation Operation Mi/lroentgens on Rongelap Island | \ Redwing A From Dunning 1957 © University of Washington \ Hardtack \ \ —— Theoretical decay T7'@ _ Theoretical decay of U2>> \ oN fission products as measure by the AN/PDR-39 (TIB) 10"! ~ radiac at 3 feet above an infinite plane \ (Miller and \ Loeb, 1958) \ March! 1072 : 10 ; 10° 1955 '56°5758'59'6163 { i ht Lt 10 Days after March 1,1954 and Marchi cf each year indicated Fig. 2. 4 10 Decline of Gamma Dose Rates at Rongelap Island.