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In 1837 the British inventors Sir William Fothergill Cooke and Sir Charles Wheatstone obtained a patent on a telegraph system that employed six wires and actuated five needle pointers attached to five galvanoscopes at the receiver.
Developed in the 1830s and 1840s by Samuel Morse and other inventors, the telegraph revolutionized long-distance communication. It worked by transmitting electrical signals over a wire...
An American professor, Samuel F.B. Morse, began experimenting with sending communications via electromagnetic signal in the early 1830s. In 1838 he was able to demonstrate the device by sending a message across two miles of wire in Morristown, New Jersey.
Samuel F.B. Morse developed an electric telegraph (1832–35) and then invented, with his friend Alfred Vail, the Morse Code (1838). The latter is a system for representing letters of the alphabet, numerals, and punctuation marks by arranging dots, dashes, and spaces.
Invention of the Telegraph. Long before Samuel F. B. Morse electrically transmitted his famous message "What hath God wrought?" from Washington to Baltimore on May 24, 1844, there were signaling systems that enabled people to communicate over distances.
The telephone, invented by Alexander Graham Bell, offered a more direct and personal form of communication. Later advancements, such as the internet, transformed communication on a global scale. Nonetheless, the telegraph's legacy lives on in the form of our interconnected world.
Inventor, Samuel Morse lived to see his telegraph span the continent, and link communications between Europe and North America. Replacing the Pony Express By 1859, both the railroad and the telegraph had reached the town of St. Joseph, Missouri.