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.
“Anderson”2 pages
193 Secret NOF'OAN Chapter 4 Special Assistant for Liaison Security Staff I Deputy for Technology I Advanced Engineering Projects Analysis Division Division Development Contracts Division Division Office of Special Activities Assistant Director for Special Activities Deputy Assistant Director Executive Officer Programs Staff I Deputy for Field Ac tivities I Support Intelligence Communi Division Division cations Division Operations Materiel Division Division Directorates, DDS&T dropped the "Deputy" from its title in 1965 and became known as the Directorate of Science and Technology). In 1965 the head of OSA received a new title, Director of Special Activities. The Office of Special Activities remained in control of the CIA's overhead reconnaissance activities until 1974, when the Agency ended its involvement with manned reconnaissance aircraft.57 " OSA Chronology, pp. 34-35 (TS Codeword). ..Soe,er
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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.