There are many photographs within the Gallery. The following articles describe the processes, results and conclusions of several analyses of Billy Meier's photos.
- Photo Analysis from the Preliminary Investigation Report - by Wendelle Stevens and Jim Dilettoso
- List of UFO photo opportunities
- Photo analysis report, Davis, Neil M., published in Stevens' 1982 book, March 1978
- Another investigation on the Asket photo controversy - by Francisco Villate, September 2009