TRAYS
Sampling
Period
CLOTH
Radiogutograph Ave.
Radiscautograph Avg.
Per Mo. Collection
Per Mo. Collection
#4 Spots Per 3q. Meter
# Spots Per Sq. Meter
SCREENS
Radioactivity
by Coun
c/n/m
5/15/57
7/1/57
98
133
87
6/14/57
63
147
62
9/16/57
30
95
37
12/2/57
345
426
203
4/15/58
11/23/58
69
*
87
9/29/57
1/20/58
5/4/58
*
Not Determined