NATO.
Dr, Wigner felt the proposed extension of exchange with the
British, in this field, would still lead to only a dtluted édoperation,
and asked about exchange of intelligence information on the Russian shots
It was pointed out that the intelligence teams have cooperated very
closely.
Dr. Libby returned to a point he had raised in previous meetings of
Russian
U-235 ?
the Committee, nanely his grave doubt that the Russians have U-235 and
production facilities for it (since their diffusion plant has not been
seen).
Dr. Fisk argued that information not available to the GAC gives
evidence of a Russian diffusion plants; and Dr, Rabi reviewed the evidence
for U-235 in the Joe- shot.
Dr. von Neumann observed that our general
intelligence in Russia is not strong, but asked Dr. Libby to explain his
real point--did he distrust our radioohemistry, did he fear a Russian
miracle based on some new physical principle? .Dr. Libby said a miracle
was what he feared, especially in view of Joe-5, 6, and 7.
At 12:30 p.m, this session was adjourned.
SECOND SESSION
(November 4, 1953)
At 1:30 p.m. the Committee met with Gen. Fields, Col. V. G. Huston,
Wseo0n
Matters
Dr. N. E. Bradbury, Dr. H. F. York, and Dr. Smyth,. Mr. Murray and Mr.
Campbell entered a few minutes later.
present.
All members of the GAC were
The Secretary and Mr. Tomei were also present. |
Gen. Fields reviewed the planningay Operation Ca i
Castle
Plans
proposed schedule of shots was: mee3-1-5.;
RRS
«
oo a
“
eT,
Es3-22;MR3-29; ui 1-5;RN .-15; EE
-
OE
gy
Department of Ener
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ARCHIVES
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Historian’s Office