switchboard

Beauty pageant footage. Footage of 20's dancing. Footage of skyscrapers…

Women operators on a small switchboard during the announcement of the…

Image of different switchboards to illustrate modern automatic…

Phone company advertising superiority because of the backing of AT&…

This clip contains footage of Woodrow Wilson, an assembly line, troops…

This clip is about telephone operators at work at switchboards, with…

This clip is about telephone operators at work at switchboards, with…

This clip is of various office work at an air traffic control center.…

A promotional video for the United States Naval Academy in Annapolis,…

A woman works at a call center, taking messages and connecting…

Shot of black freight car pulling into rail yard, several cars moving…

Dr. Francis Crick describes the discovery of the double helix structure…