SF Encyclopedia Picture Gallery
Garrett P Serviss. The Einstein Theory of Relativity: with Illustrations and Photos Taken Directly from The Einstein Relativity Film (New York: Edwin Miles Fadman, Inc, 1923) [nonfiction: chap: adapting the Fleischer Brothers nonfiction cartoon (with photo stills), The Einstein Theory of Relativity (1923): Relativity: illus/hb/R D Crandall]
Image courtesy of Clute Science Fiction Library at Telluride