Mk-39 Mod. 1
Class C thermonuciear warhead for the
(warhead) Y2
Redstone missile,
W-34
Fission warhead for atomic depth bomb
Lulu, laydown bomb Hotpoint/A, and
submarine-launcned torpedo ASTOR,
Mk-36 Y2-Mod, T
4,
“Ted
ay
ssS
5. Previously reported weapon development programs and
feasibs.iity studies continued,
6, A new development program, TX-43-Xi, was established to .
provide the TX~43 laydowa weapon with an airburst eption,.
7. The feasibility study of a high-yieid warhead for the
fir Force Bomare missile was completed, and a development prcgram
was established to achieve application of the XW-47 warhead to
this missile,
8. The following new feasibility studies were “initiated:
1. Warhead for the improved MB-1 rocket,
2, waltnead for the improved ICBM'’s, Atlas and Titan, end
a4 for the Minuteman,
en Air Force solid-
WEAPONS TESTING
Operation HARDTACK
9, The
first nuclear test of the HARDIACK series wes
conducted on April 27,
Twenty-two tests had been conducted by
June 30, as follows:
Shot name
and device
YU
cesare)
Date
fired
April 27
Yield
Actual
Expected
CoLEnei
.
-2-
Obiective
Very high altitude effects
test
Part Iii