Documents / Official release
This U.S. Department of War file, undated, holds checklist summaries of incidents 1 to 100 of unidentified flying objects reported in 1947 and early 1948. The first entries cover sightings of silver discs and spheres by officers and staff at Muroc Army Air Field on 7 and 8 July 1947. Next come the Portland, Oregon police reports of 4 July, a United Air Lines crew near Emmett, Idaho, and a set of 30 December flame and explosion reports from California and Nevada. The file ends with two Finnish sightings.
From the source:Release of 2026-05-08 Incident: N/A, N/A. NARA Record Group 38, catalogue id 143685. Each of these incident summaries includes a "Check-List - Unidentified Flying Objects" that contains details about the incident. Many summaries also include witness lists or statements and other narrative reports or descriptions.
Read from the scan by GLM-OCR; expect the odd misread word.
CHECK-LIST - UNIDENTIFIED FLYING OBJECTS Incident # 1. Date 21 June 1947 2. Time Shortly before noon 3. Location Spokane, Washington 4. Name of observer Guy R. Overman 5. Occupation of observer Not stated 6. Address of observer 621 E. Hoffman Ave., Spokane, Washington 7. Place of observation Spokane, Washington on ground 8. Number of objects one at first. later others more indistinct 9. Distance of object from observer Not stated 10. Time in sight Not stated 11. Altitude 7,000 or 8,000 feet 12. Speed slower than 2 motored plane. 13. Direction of flight South, a little to the west of south 14. Tactics Flashed repeatedly as it moved along 15. Sound Not stated 16. Size Quite large 17. Color Shiny - silvery 18. Shape flashes or discs 19. Odor detected Not stated 20. Apparent construction flashes or discs 21. Exhaust trails Not stated 22. Weather conditions Not stated 23. Effect on clouds Not stated 24. Skotches or photographs None 25. Manner of disappearance became less distinct but flashed repeatedly. 26. Romarks: (over)
Official release, from the pursue 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. 209 pages are in the text index: search them above, or from the library's search.