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 # 36 1. Date Unknown 2. Time After dark 3. Location Boise, Idaho 4. Name of observer CAA Observer 5. Occupation of observer Not stated 6. Address of observer Not stated 7. Place of observation between Boise and Mountain Home 8. Number of objects 1 9. Distance of object from observer Not stated 10. Time in sight Not stated 11. Altitude Not stated 12. Spood Not stated 13. Direction of flight southwest and disappeared in northeast 14. Tactics N/S 15. Sound Not stated 16. Size Not stated 17. Color Bluish green 18. Shape not stated. 19. Odor dottoed Not stated 20. Apparent construction Not stated 21. Exhaust trails Not stated 22. Weather conditions Not stated 23. Effect on clouds Not stated 24. Sketches or photographs None 25. Manner of disappearance Not stated 26. Romarks: Mr. Dave Johnson of the "Statesman Newspaper" in Boise reported that a CAA official had seen an object that was giving off a pulsating bluish-green light that appeared in the southwest and disappeared in the northeast over the mountains between Boise and Mountain Home.
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.