FIGURE A 75 Ak oe he tar (punst) © PRECIPITATION activity a ope y+. — UMLERS OTHERWISE INDICATED BY BUABT NUMBER 1M PARENTHESES ALL ACTIVITY i ABGIQNED TO BUABT NO | .BAawO activity we osm/et® at 100 Cave AFTER MuAsT mEY at { sor Tt ~ THULE t > wo wy woPSToe oe A fh BLL LQ 100" RADIOACTIVE FALLOUT IN THE 24-HOUR PERIOD BEGINNING 1230 G.C.T, APRIL 6, 1954 ar se Eb 38