CalendarZ

  1. Home
  2. On This Day
  3. April
  4. 28
  5. Hertha Marks Ayrton

Births on April 28

Hertha Marks Ayrton
1854Apr, 28

Hertha Marks Ayrton

Hertha Marks Ayrton, Polish-British engineer, mathematician, and physicist. (d. 1923)
Phoebe Sarah Hertha Ayrton (28 April 1854 – 26 August 1923) was a British engineer, mathematician, physicist and inventor, and suffragette. Known in adult life as Hertha Ayrton, born Phoebe Sarah Marks, she was awarded the Hughes Medal by the Royal Society for her work on electric arcs and ripple marks in sand and water.

References

Choose Another Date

Events on 1854

  • 31Mar

    Convention of Kanagawa

    Commodore Matthew Perry signs the Convention of Kanagawa with the Tokugawa Shogunate, opening the ports of Shimoda and Hakodate to American trade.
  • 1Apr

    Hard Times (novel)

    Charles Dickens' novel Hard Times begins serialisation in his magazine Household Words.
  • 19Aug

    Grattan massacre

    The First Sioux War begins when United States Army soldiers kill Lakota chief Conquering Bear and in return are massacred.
  • 27Sep

    SS Arctic disaster

    The steamship SS Arctic sinks with 300 people on board. This marks the first great disaster in the Atlantic Ocean.
  • 9Oct

    Siege of Sevastopol (1854-55)

    Crimean War: The siege of Sebastopol begins.