Historic Movies about Communications, Sound and Electricity

The Coming of the Dial
GPO Great Britain 1933

Your Voice and the Telephone
Bell Telephone Film 1960s, USA.

The Step by Step Selector, USA

Australasian Telephone Collectors
Show (1994)

Ringing True - The History of the PMG and Telecom in Australia (1980)

The Telephone and How it Works. British GPO Film.

The Hello Machine
Building an Exchange
A T & T Film 1974 (11:14)

Finding His Voice - Cartoon Introduction to Sound on Film (1929) (10:39)