Video: 'Invention of the Telegraph'
(Thursday, January 11, 1838) — Samuel Morse and Alfred Vail made the first public demonstration of the electric telegraph today at the Speedwell Ironworks in Morristown, New Jersey.
Video: 'Invention of the Telegraph'
(Thursday, January 11, 1838) — Samuel Morse and Alfred Vail made the first public demonstration of the electric telegraph today at the Speedwell Ironworks in Morristown, New Jersey.