PLOT
FROM
DIE
pet
2C
bt
20
48
*
‘
tend
aaad
,
A.
SB
30 2E 39E
;
tit
INCREASE
tie
pur
IN
L
7
» gle
FROM
|
TC
ptt
BB9B9A
tity
100
KHE:0C |"
CONTAMINATION
Litt ¢tipt
6E TEGE SE 909C BC BD
BACKGROUND
S50 5CE6C 687874 BA
ose30
4046 5E]
ESTIMATED
4C
1 8k
SAGA
tt pep pet ty
3C
PROBE TRACE , LINE
tte
38
SRAEE OL winderehbeeenedh Bel a
FIG (7)
)
34 44
ENIWE TOM
B.
OF BF 7FTE ro8o {
Lite tf
LINE
|
«10F
]
Ltopbh
2B
ITT? 7 oT
1C
q
'£
q
2a
t
A
TTTTT T
EN weTOR
r
r
UNITS
ToT
—
ARBITRARY
Trt ry
LiNE B
IN
T
LINE A
LEVELS
TTY TT TT
RADIATION
iw
ae
32