14 _Estimated dose rate at D+] (Dunning, 1957) Milliroentgens per hour e cuketaess (aaa Se \ Redwing \ | Operation Hardtack Gamma Dose Rates on Kabelle Island \! \ ; —— 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 (Miller and Loeb, 1958) IO J q 10 ' 10? 95 00 ‘56 'S7'S8'S9EIES T 10° Days after March 1, 1954 and March 1 of each year indicated Pig. 3. Decline of Gamma Dose Rates at Kabelle Yslet.

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