408014 NYO-L,889 A STUDY OF FALLOUT IN RAINFALL COLLECTIONS Pee eee FROM MARCH THROUGH JULY 1956 William R. Collins, Jre and Naomi As Hallden BEST COPY AVAILABLE April 90, 1957 ey paar Sani . . Cad, _ ‘s a: ‘ . ae fe me TS MRA SALA me a Se s 7 Se 2 ° _™ . ‘ . * <s ey a ~ * ey ye “ *® o~ TO seaee AS < ene4, UN.. AR . oR, laa JB prctmenag-aeiet-nePueet ene say geomasuen serene TiggerOERIenwenn see a ° . : “la CO “g. . a Be a s = we BP. SAS . . AR . © * % Se m= . “a. 7 SBT ete se anaes