a
aa
4000000
100000
10000
un
v
c
5
5
UD
MEUFPFEL & ESSER CO.
WADE TH LSA,
1000
100
Kez
SEMI-LOGARITHMIC
JF CYCiIFS X AN OIVISIOND
"
©
q
0
w
<
10
20
o4
Fig.
1.
40
60
80
100
120
MEV
140
160
180
200
.
Gamma-ray spectrum of sediment from Bravo Crater
collected at a water depth of 160 feet,
August,
ent of Energ
vey
n $
ian’
fSstoria
Office
ARCHIVES
1969.