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THE UNIVERSITY OF CHICAGO
CHICAGO 37° ILLINOIS
410268
THE ENRICO FERMI INSTITUTE
FOR NUCLEAR STUDIES
July 13, 1956
or, i, F, Libby
U. 5S, Atomic Erergy Commission
Yashinston 25, D. C.
Dear Bills
I have enclosed a summary of results that the Nuclear Science and Engineering Corporation obtained for 26 Rongelap Atoll resurvey samples.
not in a vosition to comment on the results since I do not have complete sample
informatione The NRDL sample description information is also enclosed.
have confidence in the NSEC activity data, but I have advised NRDL to recheck
the reasonableness of the calcium concentrations based on their experience
for sinilar samples.
The data for the four Brawley, California plant samples which were col-
4,
Alfalfa
6
e638
Tettuce
Brocolli
Peas
NOOO0
NOON
1059-~P
1050-P
1061-P
1062-=P
O0Oo00
Zo
Plant Type
e
rm
~
CL No.
L+0+0+f+
jected on January 5, 1956 are listed below.
Tne results show the low concentrations we would expect in view of the low
The large variations in Sunshine Units for these plant samples
are not surprising considering variations in root depth and period of growth
and the possible wide scatter of sr90 distribution in dry areas,
soil level,
ly secretary and I are in the process of compiling Chicago Bulletin No.
2, wiich will be the final report we make before closing out the lab,
Sincerely yours,
E. A, Martell
“AN? US DOE ARCHIVES
nah ,
Enclosures
RG
396 US ATOMIC ENEKGY
Collection
pe Denartasnt of Eng
Historian's Office
ARCHIVES
COMMISSION
__.