FCLS Film-Center: Collecting 8, 16, and 35mm film and information. How to care for, store and collect film. How to project and your home theater. Also includes film sales/trades/auctions.
HiDef Movies: A resource for producing and distributing high definition digital Movies.
Letterbox Format Explanation: An explanation of what the Letterbox Widescreen Format is.
Nine Five Movies: Stills from Pathescope 9.5mm films.
One Hundred Years of Film Sizes: Many film sizes have been experimented with in the past. Most of them have never been heard of again. A survey of the history of a number of these gauges.
Thomas Miller's 16mm Film Links and Entertainment Emporium: 16mm film related mailing list and links.