408746
REPOSITORY
COLLECTION
BOX No.
FOLDER
NARA
coL.ege Min.
K
FE Gab. Office F Jerrehey
AL Corres 1951-7 S
WUFZ-Felo - GF- O10
18S
May 26, 1953
%_ Unser -
MOTWOLE VA.
MEMORANDUM FOR HR. LEWIS L. STRAUSS
If there should be a three months delay,
this in turn may cause a three months delay in the CASTLE
series, particularly if the desired energy release is not
secured.
Date
Owe
Class.
By bubs
Doe BO. pOr-lWA
priority effort.
UNCL.
the shot, could be fired could conceivably be contracted if a
high priority is assigned by all the organizations that must
collaborate in the Eniwetok operation. I doubt seriously if
this could be brought to two months, however, by even a high
Class::
Our group in charge of firing control and special high speed
inatrumentation, Edgerton, Germerhausen & Grier, now busily
engaged at Nevada, will have to have adequate time in which to
set up their paraphernalia. The period of three months before
-
One of the reasons for this is that F-Bl-Ce are used in cloud
sampling which gives us our basia for radio chemical analysis.
These must be shipped to Eniwetok since they cannot be flown.
Reviewers
running possibly to three months if it isa shot in Eniwetok.
SPECIAL RERE VIEW
FINAL
DETERMINATION
The shot is of great importance since the
energy release of the device must be known precisely for the
CASTLE series. It is estimated that there will be a delay
lala
While in everyone of our shots there is some
element of risk, the Commission has evaluated the risk in this
shot and is confident that the device can be detonated safely.
The Commission plans to apply even more stringent standards than
ordinarily applied to minimize the possibility of fall out and
shock damage.
FPODO (din ey
Reference is made to our telephone call this
morning as to the risk we run in the proposed eleventh shot.
fhe Commission believes this shot, in spite of
tower shots that we have shot heretofore. Furthermore, being
the last of a series we can be even more careful than usual with
BEST COPY AVAILAGLE
Civ.as MFC uvo]e.
Cs -96-S
ite high energy release, has amaller risks than many of the