ITR-1601 (Rough Draft) (Repo'. &( FET)Card: UNCLASSIFIED Sandia Corporation 1. Hardtack. OPERATION HARDTACK HIGH A..T:TUDE 2. High Altitude Bursts MEASUREMENTS. JOHNSTON ISLAND, AUGUST, 1958, PROGRAM 32 327. 3. 4, Il. Il. Orange Burst Teak Burst Corp. Author Ref. Sym: 5lll, 264 N7 (Report: CONFIDENTIAL) an, Jr. Dec, 12, 1958, 20p, + ° Sandia Corp.,, Albuquerq ue, N. Mex, DIMENSIONS OF NUCLEA R CLOUD FROM A VERY -LOW-YIEL D BURST, OPERATION HARDTACK PROJECT 2.14b/34.9. H. G, Sweene y and M. Cow Buen. ITR-1603 - Hardtack Fig Burst Atomic Cloud Authors (2) Corp. Author N7 J3-H-1 (Report: CONFIDENTIAL) Joint Task Force Seven. Task Group 7.1 CTG 7.1 OPERATION ORDER 2-56 (INTERIM PHASE). TASK ORGANIZATION. Gaelen Felt. August 20, 1956. 5p. 1. 2. 3. 4. I. II. Redwing Pilgrim Hardtack Joint Task Force Seven. Tl Task Group Personal Author Corporate Author 3s a yn 46 oD iia,