These peasons are enumerated below:
inadvisable.
m The UPSHOT program is now ex-
i
“sending well into May
1953 and may be subject to still
The Los Alamos Scientific Laboratory
further delays.
;
.
believes that several months are required for the
os
tao.
results
UPSHOT
evaluation and proper application of
CASTLE designs, and that an earlier date for CASTLE
Will make it unlikely that there will be full use of the
This could have the effect of either
earlier results.
SO
jeopardizing the subsequent program or-of making it
impossible to employ the otherwise possible technical
achievements.
3.
.
_
From the practical standpoint of test operations
the time between UPSHOT and CASTLE as earlier proposed
is too short and is becoming even more so with UPSHOT
delays and postponements.
Furthermore,
the length of
the CASTLE test operation proposed (particularly when
supplemented by the Livermore proposals) makes it
-essential that a season at Eniwetok be picked when the
weather is as good as possible and, when the inevitable
shot day postponements occur, the consequent delay in
the program does not lead to times of still worse
weather but rather to better weather.
Finally, we ‘
believe it impractical, if not impossible, to require
civilian test personnel and task force personnel to be
overseas during the latter part of December.
Witenes Oe
C
Thdeed,“itvis'a serious
@oncernofthe~Los’AladinosScientific Laboratory that
appropriate military logistic support for a system of
this nature can be ready in time to provide this feature
of real capability for emergency use in the event of
war.
-3-
Enclosure "A"