70 mm Grandeur film

70 mm Grandeur film was a widescreen film format developed by the Fox Film Corporation and used commercially on a small scale in 1929-1931. It is technically very similar to the Todd-AO 70mm system, marketed from 1955 and still in limited use (albeit with significant modifications) today. The main differences were that Grandeur had a four perforation pulldown (i.e. each frame occupied the height equivalent to four perforations on the film) rather than the five of Todd-AO, and that it used the Fox Movietone variable-density optical sound-on-film system. A small number of shorts and features were produced in Grandeur. These included several issues of Fox Movietone News called Fox Grandeur News first shown 26 May 1929 with the Grandeur feature Fox Movietone Follies of 1929; the musical Happy Days (1929), directed by Benjamin Stoloff; and the Western The Big Trail (1930), directed by Raoul Walsh, in which John Wayne played his first starring role. Filming of The Big Trail began in... full article at wikipedia