NARA-PBB87.pdf

NATIONAL ARCHIVES MICROFILM PUBLICATIONS Microfilm Publication T1206 _ PROJECT BLUE BOOK Roll 87 Project (Administrative) Files | “Boxes: 3(pt.) and 4 e" eee To ioe NATIONAL nay int AND RECORDS SERVICE ~ ‘GENERAL SERVICES ADMINISTRATION - WASHINGTON: 1976 “THE NATIONAL ARCHIVES. =:

Ol Nanay a Ywoasay [toys uosdung *y waqy oy ZLIGeE WW ‘aay penxow . 2 > PROJECT 1 FEBRUARY 1966.

PROJECT BLUE BOOK The United. States Air: Force: has. the responsibility under the Department of Defense for the investigation of uridentified flying objects (UFOs). The name of this Program, which has been in Operation since 1948, is Project Blue Book, It has been identified in the past as Project Sign and Project Grudge. . : . Air Force interest in unidentified ‘flying objects is related directly to the Air Force responsi-. bility for the air defense of the United. States, Procedures for conducting this program are estab- lished by Air Force Regulation 200-2, “its The objectives of Project B…

7“ ; 4 _ Identified reports are those for which sufficient specific information has been accumulated and evaluated to permit a positive identification or explanation of the object. Reports categorized as Insufficient Data are those for which one or more elements of informa- 8 tion essential for evaluation are missing. Some examples are the omission of the duration of the i sighting, date, time, location, position in the sky, weather conditions, and the manner of appearance or disappearance. Tf an element is missing and there is an indication that the sighting may be of a security, scientific, …

‘Balloons continue to be reported as UFOs. Several thousand balloons are released each day from military and and civilian airports, weather atations, and research activities, ‘There are several types of balloons - we r balloons, rawinsondes, radiosondes, and the large research balloons which have diameters up 300 feet, At night, balloons carry running lights which cause an unusual appearance when observed. Reflection of the sun onballoons at dawn and sunset sometimes produce strange ef- fects. This usually occurs when the balloon, because of its akftudes, is exposed to the sun, Large bal- loon…

- CONCLUSIONS . To date, the firm conclusions of Project Blue Book are: (1) no unidentified flying object reported, investigated, and evaluated by the Air Force has ever given any indication of threat to our national Security; (2) there has been no evidence submitted to or discovered by the Air Force that sightings categorized as unidentified represent technological developmenta or principles beyond the range of Present day scientific knowledge; and (3) there has been no evidence indicating that sightings categor- ized as unidentified are extraterrestrial vehicles. The Air Force will continue …

Ee —— aN _ a ery To ete : en ee one ee ' oy PR SO ae “ ” yapetied) <a iegtay “Bhs ue ae NON AVAILABILITY OF MATERIALS ~ The following items are for internal use only and are not available for distribution to the public. These concern’ internal management and procedures for forwarding UFO reports to the appropriate agency: 1. Air Force Regulation 200-2 “es 2. JANAP 146 Phe Air Force has no films, photographs, maps, charts, or graphs of un- identified flying objects. Photographs that have been submitted for evaluation in conjunction with UFO reports have been determined to be a misinterpreta- ti…

SUGGESTED READING MATERIAL Books listed below deal with facts and theories about our solar universe, the sun, planets, comets, meteorites, the universe, stars, constellations and galaxies: telescopes, the computation of time as it relates to astronomy, star maps and charts, and the history of astronomy. SKY & TELESCOPE, by Sky ‘Publishing Corporation, Harvard College Observatory, Cambridge, Mass. 02138, Monthly Magazine, 60 cents per copy. : WEATHER ELEMENTS, by BLAIR, published Prentice Hall. Has an eave lierd chapter on often mis- identified weather phenomena. PLANETS, STARS, AND SPACE, by C…