| | t |} M ae we ey 8 fae bel | i hd M leer | A ‘- ‘| SH { N } Le rr oh 160 ter ‘ FIGURE AHS amet) © PREAATATION ACTIVITY 19 ior —————— ACTIVITY mm fveset® at 100 Dave AFTER muROT ALL ACTIVITY 1S ASHIORED TO SURET NO. 2 ROMEO may: 1230 G.G.1, APRIL 25, 1954 24-HOUR PERIOD BEGINNING RADIOACTIVE FALLOUT IN THE or L “Sr is ~ ce ~