= - oo — E- io E 100 . po . _- fe — #10 o w = o — x ~ — a andl ~ oOo 2 je i 0.! x — o — L — beams bear L a 0.01 _ = = =— mal el Pom o1L_| 10 25 er 135 DAYS 280 600 AFTER 10 MARCH «625 | tf | 135 330 600 I, 19584 7a . Rate of decline of radioactivity in algae and soils and coconut meat and milk at Rongelap Atoll from March 26, 1954 to October 23, 1955.