HEADQUARTERS AIR FORCE SPECIAL.WEAPONS CENTER Air Research and Development Command Kirtland Air Force Base, New Mexico SWaW 6 March 1957 SUBJECT: Operation HARDTACK TO: Headquarters, USAF DCS/Operations ATTN: AFOAT, Major Clayne Tripp Washington 25, D, C, 1. Inclosed for your information is the first version of OPERATION HARDTACK schedule planred for Spring 1958 at the Pacific. It should be emphasized that this information is very preliminary and will undoubtedly change considerably prior to operation time. 2. (UNCLD) Periodic revisions will be made to this schedule and will be forwarded iccordingly. (UNCLD) FOR THE COMMANDER: 1 Inel SWC 7S530,141/17 3pgs (SRD) DORENCE C, JAMESON Lt Colonel, USAF Chief, Warheads Division AFWL/ HO Inclosure 3, page 1 .