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.
“Seattle”5 pages
LDT 000.92 Subj: Unidentified Flying Objects c. Odor: Unknown d. Rate of evaporation: Unknown e. Does trail vary with sound: Unk 11. Effect on clouds: Unknown 12. Lights: None 13. Support: None 14. Propulsion: Appeared to be rocket or jet a. Propeller or jet: Appeared to be rocket or jet b. Roter: None c. Aerodynamic vanes: None observed d. Visible exhaust or jet openings: None observed 15. Control and stability: None observa a. Fins: None observed b. Stabilizers: None observed (1) Size: Not applicable (2) Shape: Not applicable (3) Location: Not applicable 16. Air Ducts: Not observed a. Slots: Not applicable b. Duct openings: Not applicable 17. Speed - MPH: High rate of speed 18. Sound: None heard
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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.