What Happened in October 1675

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Historical Events

  • Oct 4 Dutch mathematician Christiaan Huygens patents the pocket watch
  • Oct 29 Gottfried Wilhelm Leibniz makes the first use of the long s, ∫, for integral

Famous Birthdays

  • Oct 11 Samuel Clarke, English philosopher (d. 1729)
  • Oct 21 Emperor Higashiyama of Japan (d. 1710)
  • Oct 24 Richard Temple, 1st Viscount Cobham, English soldier and politician (d. 1749)

Famous Deaths

  • Oct 26 William Sprague, English co-founder of Charlestown, Massachusetts (b. 1609)
  • Oct 27 Gilles de Roberval, French mathematician (b. 1602)