Documents / Official release
This U.S. Department of War file collects Project Sign era checklists and incident summary sheets for incidents 101 to 172. The largest item is the 18 February 1948 explosion over Norcatur, Kansas. For it the file gathers witness statements, speculative letters from Norman G. Markham, and Dr. Lincoln LaPaz's view that it was a genuine meteorite fall with curious aspects. Other entries cover B-29 crews, a two-decked wingless object over the Netherlands, a Turkish rocket report, a Moscow sighting, and George Gorman's 1 October 1948 Fargo encounter.
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.
“Gray”2 pages
Read from the scan by GLM-OCR; expect the odd misread word.
CHECK-LIST - UNIDENTIFIED FLYING OBJECTS 1. Date 11 Aug 48 Incident # 162 2. Time 1200 and 1215 hours CST 3. Location Hamel, Minnesota 4. Name of observer Jerome Leuer (age 10 and Benne Leuer (age 8) 5. Occupation of observer children 6. Address of observer R/R 1 Hamel, Minnesota 7. Place of observation As above - back yard 8. Number of objects 1 9. Distance of object from observer a matter of a few feet 10. Time in sight N/S 11. Altitude rested on ground - 12. Speed N/S 13. Direction of flight After resting on ground it ascended to a height of 30 feet and shot off in a northeasterly direction 14. Tactics spun once, made whistling noise, shot straight up 20 ft, halted and again made whistling noise. Maneuvered around tree branches & tele 15. Sound whistling noise - like steam whistle wires. 16. Size 1 ft thick - 2 feet wide 17. Color dull gray 18. Shape round Odor detected N/S 20. Apparent construction metallic 21. Exhaust trails N/S Weather conditions N/S 23. Effoet on clouds N/S 24. Sketches or photographs None 25. Manner of disappearance into northeast 26. Remarks: (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. 178 pages are in the text index: search them above, or from the library's search.