Back to Videos

History of Touch-Tone Telephones

Touch-tone dialing with a push-button keypad was first introduced in two towns outside of Pittsburgh on November 18, 1963. Each number had its own frequency and was decoded by a switching center to connect a call. It would be about two decades before push-button phones would catch on and become standard in households across America.

The Spruce Goose Takes Flight

It was its first and last flight. Howard Hughes piloted the 200-ton “Spruce Goose” to lift ... more

First Airplane Flight Around the World

The 1920s were a decade of aviation advancement. One of the pivotal moments happened on September ... more

The Stamp Act Provokes Ire

After Britain won the battle to claim territory west of the Ohio River Valley, they realized ... more
see more videos
Contact | About | Privacy Policy | Terms of Use | Advertise | Distribution