In addition to these of Los Alamos and the Radiation Laboratory, five
more shots, listed as Department of SS devices, were scheduleds
readiness"date of
tl)rey1958. This was to be a very
high altitude test, at 92,000 feet, the device being
borne by a free balloon,
9
yield, with a readiness date of 1 May 1958,
An ultra
high altitude test from a Redstone missile carrier, the
device was to be detonated at 250,000 feet,
att}
4
3e
on yield, having a readiness date of 8 May 1958.
“
Yne carrier of this weapon was unspecified, although
the test was listed as a very high altitude test
(100,000 feet).
ed
~
wo
eh
;
se tage
having
a readiness date of 1 June 1958, This shot, named
PERCOLATOR, was scheduled as 4 shallow water tast.
De
a readiness date of 22 June 1958,
having
Known as LITTIE
“IGWAM, this was to be a deep water teat,
Because of the lack of specific HARDTACK planning information, the
4950th Test Group (Nuclear) concentrated its effort during late 1956 and
early 1957 on Operation PLUMBBOB, which entered its operational phase in
May 1957,
Nevertheless, several noteworthy HARDTACK planning activities
were conducted by the 4950th during this period.
Colonel William B, Kieffer, the future Commander Task Group 7.4,
and Colonel Puul %. ‘iignall, Commander of the 4950th Test Group (‘hclear),
iA
AFWL/ HQ
: