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
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INCIDENT SUMMARY SHEET (To be filled out and retained in files) 1. Date of Observation . 8. July 1948. Incident # 138 2. Time of Observation . 0920 hrs 3. Where was Object(s) Sighted . Columbus Ohio. 4. Observer's Position . Ground, Columbus, Ohio (i.e. ground, air, control tower, etc.) 5. Name and Address of Observer . Mrs Wilda Zittek, 2579. Avalon Ave., Columbus Ohio 6. Occupation and/or Hobbies . Housewife 7. Attention Attracted to Object (s) By 8. Number of Object(s) Sighted . 2 9. Size of Object(s) . With binoculars (Type M-3, .6.x.30). about 3.1/2" in length 10. Color of Object(s) . Silver 11. Shape (Sketch if Possible) . Like a cigar or torpedo. 12. Nature of Luminosity 13. Estimated Distance of Object from Observer . Altitude was about 3000' 14. Speed of Object(s) . fast 15. Time in Sight . four (4) minutes 16. Tactics . bobbed up and down 17. Sound Made by Object(s) . none 18. Direction of Flight of Object(s) . First, headed North East, then North 19. Apparent Construction (Of What Material or Substance) . Metallic 20. Effect of Objects on Clouds and/or Exhaust Trail . No clouds 21. Weather Conditions Existing at the Time . clear, sunlight, no clouds 22. Peculiarities Noted Mrs Zittak said that the objects looked like something going through air currents. They had a blunt nose and the tail was obscured. At first they looked like a dark blot. Both ends were indistinct. They were visible for three or four minutes and began to fade away. 23. Summary of Incident NOTE: Objects powers of observation were checked on a/o flying in the area and were found to be good as far as direction and movement but poor for distance and altitude. Patterson Field stated 2, F-80's were in the air at the time of sighting Cont'd next page (Attach a Separate Sheet if Additional Space is Needed)
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.