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.
CONFIDENTIAL CHECK-LIST - UNIDENTIFIED FLYING OBJECTS Incident # 3. 1. Date 7 July 1947 2. Time 10:10 3. Location Muroc Army air Field, Muroc, California. 4. Name of observer Major J. C. Niso, 5. Occupation of observer Test Pilot 6. Address of observer Muroc AAF, Muroc, California. 7. Place of observation Ground - Muroc AAF, Muroc, California 8. Number of objects One (1) 9. Distance of object from observer Off to the north about 10,000 to 12,000 feet altitude. 10. Time in sight not stated 11. Altitude 10,000 to 12,000 feet 12. Speed 200 to 225 MPH 13. Direction of flight heading from west to east 14. Tactics Oscillating in a forward whirling movement without losing altitude 15. Sound not stated 16. Size Five (5) to(10) feet in diameter 17. Color yellowish white 18. Shape sphere 19. Odor detected not stated 20. Apparent construction assumed at first to be a weather balloon 21. Exhaust trails not stated 22. Weather conditions not stated 23. Effect on clouds not stated 24. Sketches or photographs none 25. Mannor 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.