Documents / Official release
This is a Secret History Staff monograph by Gregory W. Pedlow and Donald E. Welzenbach of the Central Intelligence Agency, published in 1992. It gives a history of the CIA's manned overhead reconnaissance program from 1954 to 1974, covering the development and operation of the U-2 and the A-12 OXCART aircraft. It covers overflights of the Soviet Union, the 1960 downing of Francis Gary Powers, and later operations. One section is titled "U-2s, UFOs, and Operation BLUE BOOK."
From the source:Release of 2026-06-12 This CIA History Staff document chronicles the complete history of the U-2 and OXCART (A-12) high-altitude reconnaissance aircraft programs from 1954 to 1974, detailing their development, operations over the Soviet Union and other targets worldwide, the famous downing of Francis Gary Powers in 1960, organizational reforms following that incident, and the eventual transfer of operations from CIA to Air Force control. A more redacted version of this document has been available on CIA's public website.
“Hill”15 pages
363 Seeret PdOF6PU'<J Dulles. Allen 16-17, 30, 32-37, 39-40, 43-44, 56, 60, 73, 76, 80, 82, 86, 88, 93, 95, 97. 105-106, 109-111, 117. 120, 124, 127, 154, 161-162, 164-165, 167, 170, 180, 184, 189, 191,214, 223-224, 260, 263, 295. 316-318. 327-328 Dulles, John Foster 20, 86, 109, 117, 122-123, 126 dummy corporations 44 Dunaway, Glendon 65 E Earman, J. S. 206 earth's atmosphere 278 East Berlin riots of June 1953 16 East Germany 100-101, 142, 147,183,303 Eastern Europe - 2, 84. 88-89. 100-101, 106. I IO. 123-124, 126-127, 139-140. 142, 144. 304. 316 Eastman Kodak 4, 31-32 eavesdropping 2 EBONY 222 Eden. Anthony 93-95 Edens, Buster 135 Edgerton, Germeshausen & Grier (EG&G) 130, 274 Edwards AFB. California 133, 149, 181. 198. 200,211,230 Eielson AFB. Alaska 133-134 Eisenhower, Dwight D. I9, 26-27, 33-37, 39, 44, 56. 60. 73, 85-86. 88. 94-101, 104-106, 109-110, 112. 114, 116-117, l19-120.122-124, 126-129, 135, 139, 143-147, 152-156, Index 159-164. 167-168, 170-172, 180-181, 187, 191-192, 195. 211-212, 214. 221, 224, 263, 267, 270. 277, 297, 315-317, 322. 328-330 electromagnetic energy 335 electromagnetic pulse indicator 240 electronic countermeasures (ECM) 207. 239,304.313, 317, 335-336 electronic intelligence (ELINT) I14. 126, 144. 146, 153, 162-163. 175. 182, 215, 242. 244, 303, 335 electronic intercept 126,317 electronic sensors 292 electronic warfare 300 ELINT collection 142, 339 ELINT emanations 304 ELINT-collection gear 310 ELINT-collection unit (System VI) 170 Emergency Preparedness, Office of 254 engine nacelles 291 engineers 9-10. 12. 17. 25. 43. 45. 55. 61. 71. 255,260,269.286. 339,343 English Electric Company 5, 23 epoxy resin 277. 289 EQUINE 82 Ericson, Robert J. 80 espionage I Estonia 303. 339 Eurasian landmass 145 Europe 2, 4, 20. 23, 84-85. 88-89, 93. 100-101. 106, 110. 115, 123-124, 126-127, 139-140. 142. 144, 148, 178,255,304,316.330 Seeret
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Official release, from the pursue collection. The PDF is mirrored here; the original link is above. 406 pages are in the text index: search them above, or from the library's search.