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.
“Hill”8 pages
CHECK-LIST - UNIDENTIFIED FLYING OBJECTS 1. Date 8 April 1948 Incident # 112f 2. Time 14:30 3. Location Delaware, Ohio 4. Namo of observer Mrs. H. S. Kirkpatrick 5. Occupation of observer Housewife 6. Address of observer 107 North Washington Street 7. Place of observation From the ground 8. Number of objects One 10. Timo in sight N/S 9. Distance of object from observer N/S 11. Altitude N/S 12. Spood Steady - not too fast 13. Direction of flight Southwesterly 14. Tactics None 15. Sound None 16. Size It was not large enough for a person to be inside 7. Color White - about the color of a fleecy cloud Shapo Spherical - womewhat larger at top with a protruding end underneat 19. Odor detected None 20. Apparent construction N/S Exhaust trails None Woathor conditions Clear, blue sky, sunny Effoct on clouds N/S Sketches or photographs None Manner of disappearance N/S 26. Romarks: Witness heard, but did not see airplane, and saw instead a white object, spherical in shape, larger at the top with a protruding
Official release, 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. 178 pages are in the text index: search them above, or from the library's search.