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Births on September 23

Ellen Hayes
1851Sep, 23

Ellen Hayes

Ellen Hayes, American mathematician and astronomer (d. 1930)
Ellen Amanda Hayes (September 23, 1851 – October 27, 1930) was an American mathematician and astronomer. She was a controversial figure, not only because of being a female college professor, but also for embracing many radical causes.

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Events on 1851

  • 12Feb

    Australian gold rushes

    Edward Hargraves announces he has found gold in Bathurst, New South Wales, Australia, starting the Australian gold rushes.
  • 11Mar

    Giuseppe Verdi

    The first performance of Rigoletto by Giuseppe Verdi takes place in Venice.
  • 5Jun

    Uncle Tom's Cabin

    Harriet Beecher Stowe's anti-slavery serial, Uncle Tom's Cabin, or Life Among the Lowly, starts a ten-month run in the National Era abolitionist newspaper.
  • 12Aug

    Sewing machine

    Isaac Singer is granted a patent for his sewing machine.
  • 24Oct

    Umbriel (moon)

    William Lassell discovers the moons Umbriel, and Ariel, orbiting Uranus.