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Morse-Vail Telegraph Key, 1844

Morse-Vail Telegraph Key, 1844
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Título: Morse-Vail Telegraph Key, 1844
Descripción: Ver traducción automática
Morse's telegraph key which sent the first US telegraph message on May 24, 1844, over an experimental line from Washington, D.C., to Baltimore, the message said: What hath God wrought? Taken from the Bible, Numbers 23:23, and recorded on a paper tape, the phrase had been suggested to Morse by Annie Ellsworth. Alfred Vail made this key, believed to be from the first Baltimore-Washington telegraph line, as an improvement on Samuel Morse's original transmitter. Vail helped Morse develop a practical system for sending and receiving coded electrical signals over a wire. Samuel Finley Breese Morse (1791-1872) was an American painter and inventor who co-developed the Morse code and helped to develop the commercial use of telegraphy. The original Morse telegraph, submitted with his patent application, is part of the collections of the National Museum of American History at the Smithsonian Institution. In time the Morse code, which he developed, would
Personas: MASS
Crédito: Album / Science Source / Smithsonian Institute
Autorizaciones: ? Cesión de modelo: No - ? Cesión de propiedad: No
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Tamaño imagen: 3750 × 2884 px | 30.9 MB
Tamaño impresión: 31.8 × 24.4 cm | 1476.4 × 1135.4 in (300 dpi)
Palabras clave: 1844 24 ALFRED AMERICA AMERICANO CIENCIA COMUNICACION ELECTRICIDAD ESTADOS UNIDOS DE AMERICA FAMOSA FAMOSO FAMOSOS HISTORIA HISTORICO IMPORTANTE INVENCION LLAVE MASS MAYO MORSE S. XIX SAM SAMUEL SIGLO XIX SIGLO SISTEMA TECNOLOGÍA TECNOLÓGICA