~ -po.-—- pe —t—— . a ® as 304 oO) FIGURE A163 + RH oo2z PRECIPITATION taurst) © ae TIVITY 4 oo — UNC OR OTHERWISE INDICATED BY GUROT NUMBER 10 PAMENTHE ORE ALL ACTIVITY 18 BORON TO BUROT mu b, whene activity we pvasey® at 100 Dave AP TEM Buns wer RADIOACTIVE FALLOUT IN THE |24-HOUR PERIOD BEGINNING 1230 GGT, MAY 20, 1954