- 20 -
150
wi8s
{ .055
V0
L A
130
&
120 F
110
Il.
A - Belle Scaevola leaves
100
-
June
20,
1958
B - Belle Scaevola leaves
Activity
May 10,
90 -
1958
80
O
t
6
Lae
L
Cel4tlppl4i
cel44 ppl 44
a3
2134
*] ¥
145
50 LI
’
ho LI
30
R203pn103
RylO6py,106
ZrO 5Onb95d
-76
+
498
2515
20
10
Fig. 6.
Gamma spectrum curves of Scaevola leaves collected
at Belle Island on May 10, 1958, prior to the wi85
contamination and of those collected on June 20, 1958,
after contamination.
only Cs157-Bal37,
The earlier samples contained
_
On
Qo