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 # 53
1. Date 28 June 47
2. Time 1515 CST
3. Location 30 miles northwest of Lake Meade, Nevada
4. Name of observer 1st Lt Eric B. Armstrong
5. Occupation of observer Ferry Division, Brooks Fld., San Antonio, Texas
6. Address of observer Brooks Fld., San Antonio, Texas, 170th AF Base Unit
7. Placo of observation 30 miles northwest of Lake Meade from air
8. Number of objects 5 or 6
9. Distance of object from observer N/S
10. Time in sight N/S
11. Altitude 6,000 ft
12. Speed 285 MPH
13. Direction of flight $ 1 2 0^{\circ} $ (NW)
14. Tactics horizontal very close formation
15. Sound N/S
16. Size 36" in diameter
17. Color white
18. . Shape circular
19. Odor dotected N/S
20. Apparent construction N/S
Exhaust trails. N/S
22. Weather conditions N/S
23. Effect on clouds N/S
24. Sketches or photographs None
Manner of disappearance N/S
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.