Catalogue of Books and Papers Relating to Electricity, Magnetism, the Electric Telegraph, etc : Including the Ronalds Library / Francis Ronalds, Edited by Alfred J. Frost.
In 1816, Sir Francis Ronalds (1788-1873) became the first physicist to demonstrate the possibility of an electric telegraph. Previously, the only telegraphs were semaphores - cumbersome signal towers capable of sending only two or three words per minute. However, his idea was dismissed by the Admira...
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Full Text (via Cambridge) |
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| Other Authors: | , |
| Format: | Electronic eBook |
| Language: | English |
| Published: |
Cambridge :
Cambridge University Press,
2013.
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| Series: | Cambridge Library Collection - Physical Sciences
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