edCE
Y Ty
NO. II9
PPT
ab
a
11213
i
i
1
i
FIG.9
NO. 43
NO.
st
1
i
1
l
i
j
1
jd
4
i
A
14 15 16 17 18 19 20 21 22 232425 26 2728 2930
JUNE
H9
USED
e
RADIOACTIVE
1
|
1
2 3
JULY
DECAY OF PLANKTON SAMPLES
FOR CORRECTING SAMPLES FROM SECTIONS | TO
it
it
iT
i)
ut]
fa
COUNTS PER MINUTE PER SAMPLE
rf
24
aes
wat
;
6TO