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From: Scott D. Smith <[log in to unmask]> > RE: 35mm speed; 18 IPS (90 FPM) was always the standard for 24 FPS 35mm film. > The only variant at that time might have been 25 FPS for European production. In > the late 70's, there was were also productions that shot at 30 FPS, but that > was much later. (Note that this EQ standard differs from the Cinemascope EQ used > for 4 track release prints, which has a different LF characteristic). Do you know if the 30fps version of Todd-AO ran the sound at 30 or 24?