Documents / Report
This declassified U.S. Air Force compilation of unidentified flying object incidents 101 to 172 contains check-list reports from 1948 and 1945. Incident 101 covers the 18 February 1948 sky explosion over Norcatur, Kansas, with letters from Norman G. Markham suggesting a lunar spacecraft, Dr. Lincoln LaPaz's reply judging it a genuine meteorite fall, and witness statements. The final incident, 172, records George F. Gorman's 27 minute F-51 pursuit of a white light over Fargo on 1 October 1948, corroborated by tower controllers and Dr. Cannon.
From the source:Release of 2026-06-12 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.
“Headquarters”8 pages
Read from the scan by GLM-OCR; expect the odd misread word.
## CHECK-LIST - UNIDENTIFIED FLYING OBJECTS 1. Date 12 Dec 1947 2. Time 2205 & 2208 3. Location Oslo, Norway 4. Name of observer Daughter to MA Kai E. Rasmussen, Col G3C 5. Occupation of observer N/S 6. Address of observer Some as MA, Oslo, Norway 7. Place of observation Oslo, Norway (Ground) 8. Number of objects 1 9. Distance of object from observer N/S 10. Time in sight Between two and three seconds N/3 (Apparently traveling fairly close to ground or would be visible to more people) Not quite as fast as a meteor 12. Speed ground or would be visible to more people Not quite as fast as a meteor 13. Direction of flight SSW to NNW (?) 14. Tactics Performed arc of circle, curvature-very great 15. Sound None 16. Size N/3 17. Color Luminous white with greenish-yellow tail 18. Shape N/S 19. Odor detected None 20. Apparent construction Meteor-like 21. Exhaust trails Greenish-yellow trail 22. Weather conditions No fog, sky clear and star-lit 23. Effect on clouds none 24. Sketches or photographs none 25. Manner of disappearance Trees obscured vision 26. Remarks: Office employee reports unusual no. of falling stars night of 13 Dec. Univ Observatory has no record of incident.
Report, 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. 210 pages are in the text index: search them above, or from the library's search.