T
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TOP SECRET
By authority of U,S. Atomic Energy
Commission
Pet.» fis, AEkatl, Hfoddate 40-4 SE.
DeesNumber —pyte-2413-/7
SSCUREDTINFORMATION
ATOMIC ENERGY COMMTSSTON
CASTLE PROGRAM
mys
Tos
1, To determine the
‘& -
Rerort ty the Director of Military Appolication
yrs yt TY
PROS whe
scope and timing of Operation CASTLE.
SUMMARY
2, Operation CASTLE embraces both short-term and long-term
goals for the thermonuclear program.
The short-term goal is to
prove in an emergency capability with one or more thermonuclear
weapons currentlybeing engineered for production and delivery,
The
long-term goal is to test new designs which snould lead to
thermonuclear weapons that are smaller, lighter, more deliver-
able, and perhaps of higher yield in the future,”
“The earliest‘Teasible ‘date -‘for the
Litemnena
start of the CASTLE tests is March 1, 1954,
The CASTIE program
recommended 1s believed to be the maximum practicable program,
RESTRICTED DATA
This docunent contains restricted data as
defined in the Atomic Energy Act of 1946,
Tts transmittal or the disclosure of its
contents In any manner to an unauthorized
person is prohibited.