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.
“Los Angeles Times”1 page
Read from the scan by GLM-OCR; expect the odd misread word.
INCIDENT SUMMARY SHEET (To be filled out and retained in files) 1. Date of Observation 3-Aug-1948 ... Incident # 171 1. Date of Observation 3 Aug 1948 Incident # 171 2. Time of Observation Sunset 3. Where was Object(s) Sighted About 25 km (19-20 miles) NW of Moscow 4. Observer's Position Ground (i.e. ground, air, control tower, etc.) 5. Name and Address of Observer Moscow, USSR 6. Occupation and/or Hobbies American Newspaper Correspondent 7. Attention Attracted to Object(s) By Came into line of sight 8. Number of Object(s) Sighted 1 9. Size of Object(s) 10. Color of Object(s) Shone brightly 11. Shape (Sketch if Possible) Long-narrow 12. Nature of Luminosity 13. Estimated Distance of Object from Observer 14. Speed of Object(s) high but not excessive 15. Time in Sight 16. Tactics 17. Sound Made by Object(s) none 18. Direction of Flight of Object(s) Southwest-Northwest direction 19. Apparent Construction (Of What Material or Substance) Apparently metallic 20. Effect of Objects on Clouds and/or Exhaust Trail 21. Weather Conditions Existing at the Time sunny 22. Peculiarities Noted wingless-long and narrow 23. Summary of Incident See attached sheet (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.