72. Proof Testing of Atomic Weapons Ship Countermeasures, Operation CASTLE (U) G.G. Molumphy, M.M. Bigger Naval Radiological Defense Laboratory October 1957 (A20) AD 362 110* 73. WI-927 Decontamination and Protection, Operation CASTLE, Project 6.5 J.C. Maloney, E.H. Dhein, M. Morgenthau Army Chemical Center September 1955 WT-328 (A04) AD 465 306* 74. Effects of Nuclear Detonations on the Ionosphere, Operation CASTLE, Project 6.6 (U) F.B. Daniels, A.K. Harris Army Signal and Research Engineering Laboratories May 1956 WI-929 (A04) AD 361 772* 75. Electromagnetic Radiation Calibration, Operation CASTLE, Pacific Proving Grounds, March-May 1954, Project 7.1 (U) M.H. Oleson Air Force Office of Atomic Energy June 1958*** 76. Detection of Airborne Low-Frequency Sound from Nuclear Explosions, Operation CASTLE,Project 7.2 (U) G.B. Olmsted Atomic Energy Commission May 1955 (AQ4) AD A995 117% 77. WT-931 EX Nuclear Calibration Analysis of Atomic Device Debris C.K. Reed, W. Singlevich Air Force Headquarters July 1959 (AQ3) AD A995 084* 78. * (U) WT-932 EX Cloud Photography, Operation CASTLE, Project 9.1 EG&G January 1958 WI-933 (AQ3) AD 357 960* *Available from NTIS; order number appears before the asterisk. **Available at DOE CIC. **kNot available. 424