104

oel FETE rrr ti
L

bi Pp PPP Pee

Ta,

1000 FT

— 6

ALTITUDE,

2

-—

~~

5 48-52

47—
—
ate

GAMMA COUNTS PER MINUTE PER 10? SCF

104

PPP PTT TTT TT TT

10? -}—

in

a

6 58-68

4

7
6
9
10

7

69-71
76-83
85-93
100-108

>

@ CONCENTRATION——J 103

a t-—

-—
6 }—
4k

IN DOUBT

—| 3

* ALTITUDE
IN DOUBT

_
1 6

6

—4
—

2-—

a

9

7,\
10? |-—\75

a

— 2
‘ 10

ab~ ~4

Py
oy

é

= 10?

a t=

—{ 8

—

—_—

6 o
—

—1¢
—_

2-—-

— 2

4-—

—j{4

ott itis ititirv tty eet tte te et tpi tty terri
JoFMAM

J J
1962

AS

ON

DOD

JY

F

MAM

J J
1963

A

S

ON

OJ

F

MAM

J J
1964

Fig. 2—Gamma activity concentrations at 34°S at Mildura, Australia.

AS

=

ON

OD

i,

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