| Description | Correspondence between Alfred Blum, Advertising Manager of Bausch and Lomb, Roger Caras and others, regarding the design of futuristic enzyme analyzers, spectrographic equipment, metalurgical analysis equipment, colorimeters, binoculars, and possible telescopes, for use in the film. It also contains a booklet by Bausch and Lomb about Fiber Optics and Light Wires. |