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.
“Anderson”4 pages
Read from the scan by GLM-OCR; expect the odd misread word.
1. Date 9980x19 Aug 47 Incident # 64 2. Time 9:30 P.M. 3. Logation Twin Falls, Idaho 4. Name of observer Mr. H. H. Hedstrom, his wife, and a neighbor (Mrs Shultz) Detective Richard A. Frazier of the Twin Falls Police Dept. and members of the Twin Falls Police Dept. 5. Occupation of observer Executive member of the Twin Falls, Housing Authority director 6. Address of observer 322 3rd Ave.,North, Twin Falls, Idaho 7. Place of observation As above 8. Number of objects undetermined - see below 9. Distance of object from observer Could not be estimated 10. Time in sight few minutes at a time 11. Altitude could not be determined 12. Spood terrific 13. Diroction of flight NE and came back toward the SW 14. Tactics observed triangular formation 15. Sound N/S 16. Sizo Could not be estimated 17. Color seen only as a glow going thru the air similar to that of regular electric lights - 18. Shapo Could not be estimated 19. Odor detected N/S 21. Exhaust trails None could be observed - 20. Apparent construction N/S 22. Woathor conditions overcast sky at night 23. Effect on clouds N/S 24. Sketches or photographs None 25. Manner of disappearance N/S 26. Remarks: (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.