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Date |
Event(s) |
| 1 | 1827 | - 1827: Charles Wheatstone invents the microphone.
- 1827: John Walker invents the modern matches.
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| 2 | 1829 | - 1829: Andrew Jackson president of the USA 1829-1837.
- 1829: William Austin Burt patents a typographer, a predecessor to the typewriter.
- 1829: Frenchmen, Louis Braille invents braille printing.
- 1829: American, W.A. Burt invents a typewriter.
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| 3 | 1830 | - 1830: Frenchmen, B. Thimonnier invents a sewing machine.
- 1830: William IV. Ruler of England 1830-1837. House of Hanover: 3rd son of George III, married Adelaide of Saxe-Meiningen.
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| 4 | 1831 | - 1831: American, Cyrus H. McCormick invents the first commercially successful reaper.
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1827 - 1831 (3 years)