32:31
Film history
The Lumiere brothers and Thomas Edison would definitely be impressed if they could see how far the medium created with the invention of the movie camera has evolved. This program examines the history of film, from its beginnings in the late 19th cen...
28:09
Radio history
This program tells the complete story of radio, from its roots in Marconi's wireless telegraphy and the invention of the vacuum tube by Lee De Forest, to its heyday in the 1930s and subsequent upstaging by television in a battle for audience-share. ...