Thomas Godfrey (1704-1749) was an optician and inventor in the American colonies, who, around 1730 invented the sextant. At appproximately the same time an Englishman, John Hadley, also invented the sextant independently.
Categories: People stubs | 1704 births | 1749 deaths
Edison's crowning achievement in telegraphy was his invention of machines that made possible simultaneous transmission of several messages on one line and thus greatly increased the usefulness of existing telegraph lines.
An account of the life of inventorThomas Edison (1847-1931), focusing on his intellectual contributions, his absorption in his work, the mythology that developed and was cultivated about him, and the cultural context in which he produced his inventions.
Thomas Edison eventually proved himself to be one of the most prolific inventors of practical electrical devices in history.
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