Documents / Report
This U.S. Air Force compilation, released by the U.S. Department of War, holds numbered checklists and survey sheets for flying object incidents 1 through 100. It covers sightings by officers, test pilots and civilians at Muroc Army Air Field on 7 and 8 July 1947, and sightings by Portland, Oregon police on 4 July 1947. It also includes fireballs seen over California, Nevada and Oregon on 30 December 1947, a Houston fireball, and Finnish reports from January 1948.
From the source:Release of 2026-06-12 Incident: United States. 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.
“Los Angeles Times”1 page
CHECK-LIST - UNIDENTIFIED PLYING OBJECTS Incidunt 4 1. Dato 17 Sept 1947 2. Time N/5 3. Location Alaska (Ft Richardson (7) h. Name of observer N/S 5. Occupation of obgervor Army Officer 6. address of observer N/S 7. Place of observation Near Ft Richardson, Alaska 9. Number of objects 1 9. Distance of object from observer N/S 10. Tina in sight N/S 11. Altitude Below 10,000 ft 12. Speed tremendous 15. Direction of flight 14. Tactics N/S 15. Sound N/S 16. 3izc 2-3 ft diameter 17. Color metallic silver 18. Shape spherical 19. Odor detected X/8 20. Apparent construction None 21. Exhaust trails None 22. Weather conditions Scattered clouds 23. Effect on clouds /5 2L. Sketches or photographs None 25. Mannor of disappearance N/S 26. Remarks: (over)
Report, from the pursue collection. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model; expect the odd misread word. 253 pages are in the text index: search them above, or from the library's search.