The United States Air Force retired to the custody of the National Archives its records on Project BLUE BOOK relating to the investigations of unidentified flying objects. Project BLUE BOOK has been declassified. The project closed in 1969 and we have no information on sightings after that date.
Details
- Publication Date
- Feb 25, 2023
- Language
- English
- Category
- Engineering
- Copyright
- No Known Copyright (Public Domain)
- Contributors
- Compiled by: nick zdon
Specifications
- Pages
- 312
- Binding Type
- Hardcover Case Wrap
- Interior Color
- Black & White
- Dimensions
- US Letter (8.5 x 11 in / 216 x 279 mm)