=Estimoted dose rate at D+] (Dunning, 1957) S S a2 IO i“ ® Q 17) % > c 8 = \operation Redwing 1O 4 \ | Operation \t Hardtack \! Gamma Dose Rates on = bod Kabelle Island \ 12 —— Theoretical decay T” \ \ —— Theoretical decay of U2"fission products as measured by the AN/PDR-39 (TIB) radiac at 3 feet above an infinite plane 10's (Miller and Loeb, 1958) qT OT lO 10? 00 g8_‘se 7 SeRseNES qT 10° Days after March 1,1954 and March 1 of each year indicated Fig. 3. Decline of Gamma Dose Rates at Kabelle Islet. 14 10