SWAW
Operation HARDTACK
Warheads Division
11 Jun 57
Lt Brown/ecm/2651
1.
Inclosed for your information is the revised version of the Cperation
Ground.
It should be emphasized that this information is very preliminary and
HARDTACK schedule which is planned for the Spring of 1958 at the Pacific Proving
will undoubtadly change considerably prior to operation time.
?.
Periodic revisions will be made to this schedule and will be forwarded
accordingly,
1 Incl
(CONF)
(UNCLD),
SWC 7830,266/18
3 pes (SRD)
DORENCE C, JAMESON
Lt Colonel, USAF
Chief, Warheads Division
AFWL/ HQ
“a