UFO sightings in Utah: Air Force files

1. Date unknownDelta first page
2. September 1947Logan first page
3. September 1947Logan first page
4. February 1948Green River first page
5. February 1948Green River first page
6. August 1948Salt Lake City first page
7. April 1949Utah first page
8. May 1949Hill AFB first page
9. July 1949Mount Pleasant first page
10. July 1950Hill AFB first page
11. October 1950Lark first page
12. October 1952Hickman Canyon first page
13. November 1954Ogden first page
14. December 1954Salt Lake City first page
15. September 1955Near Cedar City first page
16. April 1956over Fairfield first page
17. June 1956Howell first page
18. July 1956Big Rock Candy Mt first page
19. July 1956Bountiful first page
20. February 1957Over first page
21. April 1957Ogden first page
22. June 1957Salt Lake City first page
23. November 1957E of Ferron first page
24. March 1958Dugway first page
25. June 1958Salt Lake City first page
26. November 1958Loa first page
27. July 1959Salt Lake City first page
28. September 19598 Mi E of St George first page
29. June 1960Salt Lake City first page
30. September 1960Between Wendover And Salt Lake City first page
31. October 1961Jensen first page
32. October 1961Salt Lake City first page
33. August 1962Ogden first page
34. September 1962Hanksville first page
35. October 1962Farmington first page
36. February 1964Ogden first page
37. April 1964Provo first page
38. May 1964Clearfield first page
39. May 1964Heber City first page
40. July 1964Brigham first page
41. July 1965Howell first page
42. March 1966Roy first page
43. September 1966Salt Lake City first page
44. October 1966Price first page
45. August 1967Price first page
46. September 1967Salt Lake City first page
47. September 1969Near Hanksville first page

Links open the original folder at the US National Archives.