The Gibson Moderne remains the undisputed biggest mystery in the history of guitar. To what extent did the original exist? Designs? Prototypes? Unused parts?Production models? In the upcoming June issue of Premier Guitar (watch for it online next week), we take a deeper look into the mystery, and into the differing theories behind the existence of the original. Until then, we're looking at some of the Modernes that unquestionably existed -- reissues, knock-offs and custom builds that pay tribute to the enigma that is the Moderne.