Development is traced

Duration: 9 min

Creator: The Jam Handy Organization

Format: 16mm

Sound: Sound

Description: Traces the development of modern methods of communication, including television, teletype, wire-photo, and the germanium transistor. Depicts Morse developing the telegraph by combining earlier inventions of Volta, Watson, and Henry. Recalls Bell's work on the telephone, Marconi's discovery of the possibilities of wireless, and DeForest's work with radio. Portrays modern communications instantaneously connecting the remotest parts of the world.

Complete Record: Category: Automotive Industry Subcategory: Motion Pict Prod Type: Motion Picture Source: Jam Handy Price: $36. Format code: 16sd

Metadata Source:Index of Training Films 1946