alb9040390

Illustration showing Cooke and Wheatstone's single-needle telegraph.

Illustration showing Cooke and Wheatstone's single-needle telegraph. The Cooke and Wheatstone telegraph was an early electrical telegraph system dating from the 1830s invented by English inventor William Fothergill Cooke and English scientist Charles Wheatstone. It was the first telegraph system to be put into commercial service. 1890.
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Titre:
Illustration showing Cooke and Wheatstone's single-needle telegraph.
Illustration showing Cooke and Wheatstone's single-needle telegraph. The Cooke and Wheatstone telegraph was an early electrical telegraph system dating from the 1830s invented by English inventor William Fothergill Cooke and English scientist Charles Wheatstone. It was the first telegraph system to be put into commercial service. 1890
Crédit:
Album / World History Archive
Autorisations:
Modèle: Non - Propriété: Non
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Taille de l'image:
6195 x 3385 px | 60.0 MB
Taille d'impression:
52.5 x 28.7 cm | 20.6 x 11.3 in (300 dpi)