SECTION 18Prototype and Design: Patience Has Its Rewards
1825: William Sturgeon invented the electromagnet.
1831: Michael Faraday’s and Joseph Henry’s electromagnetic phenomena research stimulated Sam Morse to devise a telegraph receiver.
1832: Morse conceived the idea of a single-circuit electromagnetic telegraph.
1835: Morse built the telegraph, only four years after Faraday explained magnetic induction.
1837: Morse solicited money and investments to build a test telegraph system. The great financiers of the age saw no future in sparks.
1838: The U.S. Congress turned Morse down. He tried to conjure up support in Europe with no success.
1843: Morse went on alone. He finally secured congressional support for a 41-mile (60-km) line between Baltimore, ...
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