II The colonel concluded with a request that six F-9)C aircraft, less radar equipment, be assigned permanently to the Special Weapons Command as soon as possible, If F-9lC aircraft could not be procured in time for Operation TUMBLER/SNAPPER, he asked that six T-33 aircraft be assigned temporarily, “° At the same time, Dr. Graves wrote the Atomic Energy Commission asking for intercession with the Chief of Staff for the Air Force in favor of the request. for F-94,C aircraft!” The military representatives on the Commission staff passed the request on to Brigadier General Howard G, Bunker, Assistant forAtomic Energy at Air Force headquarters, pointing out the urgent need.” Late in January 1952, however, the Special Weapons Command staff was told that no F-9),C aircraft were available for sampling and probably would not be available for at least a year, Air Force headquarters planned to borrow T-33 aircraft for Operation TUMBEER/SNAPPER, but in case six T-33 aircraft were not available because of shortage B-29 bombers would be used again to back up the jet samplers vt In turn, F-8lG aircraft had been approved for sampling during Operation IVY, scheduled for the Pacific Test Site in the fall of 1952, The 925th Test Group (Atomic) requested that these aircraft be obtained for TUMBLER/SNAPPER, but Air Force headquarters replied there were not enough F-8lG aircraft available to support both tests, In the end, Air Proving Ground Command could loan- three T-33 aircraft and their crews to the 925th Test Group (Atomic), andthe Air Research and Development Command would supply additimal aircrews, 50 SWEH-2-003) UA Le ots