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.
CHECK-LIST - UNIDENTIFIED FLYING OBJECTS 1. Date 1630 31 July 48 Incident # 155 Time 1630 Location 480 N. Monroe Ave. Columbus, Ohio Name of observer Mrs. Edward G. Watson Occupation of observer Housewife Address of observer 480 N. Monroe Ave., Columbus, Ohio Place of observation Columbus, Ohio Number of objects 6 or 7 Distance of object from observer Very great distance away Time in sight N/S Altitude N/S very great Speed Hovering Direction of flight N/S Tactics Hovering -hanging in the sky Sound N/S Size of an ash tray Color gold $hapo starlike Odor detected N/S Apparont construction N/S Exhaust trails N/S Weather conditions CAVU - bright sunlight Effect on clouds N/S Skotches or photographs None Manner of disappearance N/S 26. Remarks: (over)
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.