|The film, introduction.|
|The original account by Captain Edward J. Ruppelt of USAF's Project Blue Book.|
|The Kevin Randle comments.|
|Michael David Hall & Wendy Connors comments.|
|Analysis by Greene-Rouse (This page).|
|Analysis by Robert L. Baker.|
|The Condon Report, case 47.|
|Montana Film - James R Leming (MUJ 223,10).|
|November 27, 1957 letter to Keyhoe from AF Press Desk.|
|On the question of tampering with the 1950 Great Falls UFO film - Barry Greenwood.|
|Articles from the press.|
|MPEG movie of the film.|
|Frames from the film.|
Francis Ridge of NICAP explains: "The earliest analyses of the Montana Film (then Top Secret) were conducted by the United States Air Force and the U. S. Navy. After the films were declassified they were used in a UFO documentary in 1956 by Green Rouse. Here is what the documentation showed.
Source: Air Force report to Green-Rouse Productions, figures used in motion picture documentary, 1956, "U.F.O.".
While the objects remain unidentified the following possibilities have been ruled out:
Objects within five miles would have easily been identified. Objects in excess of five miles would be traveling faster than aircraft can achieve, except in straight-line speed runs.