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telegraph
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White House Telegraph Room, 1898 optical telegraph Samuel F.B. Morse key-type Morse telegraph transmitter Morse telegraph register teleprinter Morse Code telegraph transmitter antique Morse key Samuel F. B. Morse with the telegraph he developed in the 1830s; photo by Mathew Brady. type-printing telegraph
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telegraph: Facts & Related Content

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Facts

Also Known As telegraphy

Photos

White House Telegraph Room, 1898
optical telegraph
Samuel F.B. Morse
key-type Morse telegraph transmitter
Morse telegraph register
teleprinter
Morse Code telegraph transmitter
antique Morse key
Samuel F. B. Morse with the telegraph he developed in the 1830s; photo by Mathew Brady.
type-printing telegraph
See All Images →

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Key People

Watch a silent short of Thomas Edison, who invented the phonograph and incandescent electric light
Thomas Edison
American inventor
Kelvin, William Thomson, Baron
William Thomson, Baron Kelvin
Scottish engineer, mathematician, and physicist
Alexander Graham Bell
Alexander Graham Bell
American inventor
Guglielmo Marconi
Guglielmo Marconi
Italian physicist
Samuel F.B. Morse
Samuel F.B. Morse
American artist and inventor
Dalhousie, detail of an oil painting by Sir John Watson-Gordon, 1847; in the National Portrait Gallery, London.
James Andrew Broun Ramsay, marquess and 10th earl of Dalhousie
governor-general of India
Frederick Bee
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Sir William Siemens, engraving after a portrait by Rudolf Lehmann
Sir William Siemens
British inventor
Joseph Henry
Joseph Henry
American physicist
Werner von Siemens, drawing by Ismael Gentz, 1887
Werner von Siemens
German electrical engineer
Russell Sage
American financier
William Wheelwright
American businessman and promoter
Wilhelm Eduard Weber
German physicist
Alfred Lewis Vail
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David Hughes, engraving by Delzers after a photograph
David Hughes
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Charles Wheatstone.
Sir Charles Wheatstone
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Hiram Sibley
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Sir William Fothergill Cooke
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Edward Davy
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Harry Nyquist
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Related Quizzes and Features

Quiz
Vintage engraving from 1878 of the spinning room in Shadwell Rope Works. View of the factory floor. Industrial revolution
Pop Quiz: 15 Things to Know About the Industrial Revolution
List
A Factory Interior, watercolor, pen and gray ink, graphite, and white goache on wove paper by unknown artist, c. 1871-91; in the Yale Center for British Art. Industrial Revolution England
Inventors and Inventions of the Industrial Revolution