Documents / FOIA release
This is Volume Three of the CIA Directorate of Science and Technology Historical Series on the Office of Scientific Intelligence (OSI), 1949 to 1968, written by Karl H. Weber in June 1972 and approved for release in 2008. It holds three annexes, on OSI publications, OSI's external assistance and contracting program, and OSI's interaction with the National Security Agency. The released text covers production planning, review boards, current intelligence periodicals and future threat forecasting. It does not discuss UFOs.
“The Advance”10 pages
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Intelligence Summary (IS) -- usually a periodic summary of regional or functional intelligence on current capabilities of foreign powers. The term became obsolete in 1952. Working Paper (WP) -- a preliminary version of a Scientific Intelligence Report or of certain parts of an extended project. The category was replaced in 1952 by the Provisional Scientific Intelligence Report (PSIR). Scientific Report (SR) -- This category was replaced in 1950 by the Scientific Intelligence Report (SIR). Miscellaneous Publication (MP) -- a compendium of information such as lists and descriptions of installations or publications; a little used category. Scientific Intelligence Report (SIR) -- this category was replaced about 1964 with the Scientific and Technical Intelligence Report (STIR). These are analytical, estimative studies that present conclusions on a specific intelligence problem concerning foreign
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FOIA release, from the cia-readingroom collection. The PDF is mirrored here; the original link is above. The text was read from the page images by GLM-OCR; expect the odd misread word. 243 pages are in the text index: search them above, or from the library's search.