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 1. Date 8 July 1947 Incident # 2. 2. Time Approximately noon 3. Location Muroc Army Air Field, Muroc, California. 4. Name of observer Major Richard R. Shoop 5. Occupation of observer Employed in Office of Chief of Tech. Engineering Div 6. Address of observer Muroc Army Air Field, Muroc, California. 7. Place of observation Ground 8. Number of objects One (1) 9. Distance of object from observer Five (5) to eight (8) miles. 10. Time in sight Eight (5) minutes 11. Altitude fairly high altitude Speed slowly 13. Direction of flight North The object moved from an intermediate altitude in an oscillating 14. Tactics fashion, almost to the surface of the ground and then started climbing again. 15. Sound not stated 16. Size pursuit airplane 17. Color aluminum colored surface 18. Shape unconventional shape Odor detected not stated 0. Apparent construction apparently metallic 21. Exhaust trails not stated 22. Weather conditions not stated 23. Effect on clouds not stated Sketches or photographs none CONFIDENTIAL 25. Manner of disappearance moved off slowly in the distance 26. Romarks: At approximately noon on 8 Jul 1947, Major Shoops, at the attention of Col. Gilkey observed five (5) to eight (8) miles to the north what appeared to be a thin metallic object. It appeared to be metallic because the method in which it was flying the sun was reflected from an apparently aluminium colored surface.
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.