Sighting in Hanna City AFS, April 1961
Illinois, United States
Sighting reported in April 1961 (Hanna City AFS, Illinois, United States) and investigated by Project Blue Book, the US Air Force UFO investigation (1947-1969). The Air Force's conclusion is in the digitised case file held by the US National Archives.
The original file is a set of scanned documents (reports, sketches, correspondence) that has not been transcribed yet. You can browse it page by page through the source link.
- Date
- April 1961
- Location
- Hanna City AFS · town centre
- Type of sighting
- From the ground
Sources
- See the original document
Project Blue Book (NARA)
n° 28992152
Summary written by SkyUnknown from the facts published by the source.