I'm sure most of you know this site, www.ubuweb.com What made me think of it is Trevor's classification, especially the section on animation. Those of you who aren't familiar with Ladislaw Starewicz, please download The Cameraman's Revenge . If you have been regaled by Walt Disney, try Starewicz from the 1910s!!! Astounding is the word
And, don't forget Joris Ivens' Rain.