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 # 23 1. Date 30 June 1947 2. Time 5:45 PM approximately 3. Location Boise, Idaho 4. Name of observer Angelo Donofrio 5. Occupation of observer Not stated 6. Address of observer 917 East Bannock Street, Boise, Idaho 7. Place of observation Boise, Idaho traveling west to Plantation Golf Cour 8. Number of objects 1 9. Distance of object from observer 10 miles 10. Timo in sight few minutes 11. Altitude 3,000 feet 12. Speed Stationary 13. Diroction of flight Stationary 14. Tactics None 15. Sound Not stated 16. Size Not stated 17. Color Bright and silvery 18. Shape Half circled 19. Odor detected Not Stated 20. Apparent construction Looked like a mirror in the sun 21. Exhaust trails Not stated 22. Weather conditions Not stated 23. Effect on clouds Seemed to be clinging to a huge cloud 24. Sketches or photographs None 25. Manner of disappearance Not Stated 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.