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.
CHECK-LIST - UNIDENTIFIED FLYING OBJECTS Incident # 1. Date 8 Sept 47 2. Time Approx 10:30 P.M. 3. Location Logan, Utah 4. Name of observer Mr & Mrs. Norman Hall 5. Occupation of observer N/S 6. Address of observer Logan, Utah 7. Place of observation Logan, Utah 40° 45' N 111$ 54' W 8. Number of objects N/S 9. Distance of object from observer N/S 10. Time in sight N/S Altitude N/S 12. Speed Much faster than birds 13. Diroction of flight clockwise above city 14. Tactics changed formation 15. Sound N/S 16. Size approx that of sta5 17. Color N/S 18. Shape N/S 19. Odor detected N/S 20. Apparent construction N/S 21. Exhaust trails N/S 22. Weather conditions Cloudy 23. Effect on clouds N/S 24. Sketches or photographs None 25. Manner of disappearance N/S 26. Remarks: Saw a group of flying objects similar in appearance to group of moving stars which traveled clockwise above the city.
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.