Documents / Official release
This 1949 War Department file 319.1, Flying Discs, is a set of U.S. Air Force Flight Service Center reports on unidentified flying objects sent to the Air Materiel Command at Wright-Patterson. The reports cover sightings over Kansas City and Olathe, Rome, Seattle, Greenville, Spokane, Medford, Columbus, Portland, Mountain Home, Jackson and Chanute AFB. Most remain unexplained, but the Greenville object was found to be a weather balloon. The file also holds a 1948 order telling units to report disc sightings.
From the source:Release of 2026-05-08 Incident: 1/9/50, N/A. This file primarily contains incident reports on Unidentified Flying Objects (UFOs) written in compliance with the 1948 Flight Service Regulation (FSR) 200-4. The incidents were witnessed by military sources, as well as by some Civilian Aviation Authority (CAA) ones. The reports typically include information such as dates, locations, weather, and altitude, plus detailed descriptions of appearance and movement. Some messages from the Military Air Transport Service (MATS) and Army Airways Communications System (AACS) are also included, as well as additional military intelligence reports, several diagrams, and a report from a weather station in Japan.
Page 6 EEI Project "SIGN" b. Stabilizers No stabilizers of any kind were observed. 16. Air Ducts: a. Slots: No slots were observed. b. Duct openings: No duct openings were observed. 17. Speed-MPH; Game over the horizon from NNW at approximately 400 MPH slowed to approximately 200 MPH and then climbed at 400-500 MPH out of sight. 18. Sound: a. Continuous whine or buzz: No sound of any kind was heard by the observer. b. Roar, whistle, whoosh: No sound was heard. c. Intermittent: No sound was heard. 19. Was any radio antenna to be observed, i.e., (any projections or extensions that might presumably be constued as such): No radio antenna of any description was observed. 20. Manner of disappearance: a. Explode: The object did not explode. (1) Possibility of fragments: No fragments were observed or could be found from the object. (2) Other physical evidence: No other physical evidence of the object could be found.
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Official release, from the pursue collection. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model; expect the odd misread word. 143 pages are in the text index: search them above, or from the library's search.