«Estimated dose rate at D+l Milliroentgens per hour (Dunning, 1957) \ | Operation \! Gammo Dose Rates on Hardtack \| aN Kabelle Island \ —— Theoretical decay T'? \ \ —— Theoretical decay of U25*fission products as measured by the AN/PDR-39 (TIB) radiac at 3 feet above an infinite plane (Miller and Loeb, 1958) 1 J 10 10? + \O 10 Days after March 1,1954 ond March 1 of each year indicated Fig. 3. Decline of Gamma Dose Rates at Kabelle Islet. 14 /P