Template:Selected anniversaries/December 12: Difference between revisions

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||1866 – Alfred Werner, Swiss chemist and academic, Nobel Prize laureate (d. 1919)
||1866 – Alfred Werner, Swiss chemist and academic, Nobel Prize laureate (d. 1919)
||Theodore Willard Case (b. December 12, 1888) was an American chemist, physicist, and inventor known for the invention of the Movietone sound-on-film sound film system. Pic.


||1889 – Viktor Bunyakovsky, Ukrainian-Russian mathematician and theorist (b. 1804)
||1889 – Viktor Bunyakovsky, Ukrainian-Russian mathematician and theorist (b. 1804)

Revision as of 07:39, 18 February 2018

  • 1204: Rabbi, philosopher, astronomer, and physician Maimonides dies.

    1204: Rabbi, philosopher, astronomer, and physician Maimonides dies.

  • 1685: Mathematician John Pell dies. He expanded the scope of algebra in the theory of equations.

    1685: Mathematician John Pell dies. He expanded the scope of algebra in the theory of equations.

  • 1705: Inventor and priest Bartolomeu de Gusmão's uses Gnomon algorithm to communicate with John Pell.

    1705: Inventor and priest Bartolomeu de Gusmão's uses Gnomon algorithm to communicate with John Pell.

  • 1862: USS Cairo sinks on the Yazoo River, becoming the first armored ship to be sunk by an electrically detonated mine.

    1862: USS Cairo sinks on the Yazoo River, becoming the first armored ship to be sunk by an electrically detonated mine.

  • 1901: Guglielmo Marconi receives the first transatlantic radio signal (the letter "S" [***] in Morse Code), at Signal Hill in St John's, Newfoundland.

    1901: Guglielmo Marconi receives the first transatlantic radio signal (the letter "S" [***] in Morse Code), at Signal Hill in St John's, Newfoundland.

  • 1921: Astronomer Henrietta Swan Leavitt dies. She discovered the relation between the luminosity and the period of Cepheid variable stars.

    1921: Astronomer Henrietta Swan Leavitt dies. She discovered the relation between the luminosity and the period of Cepheid variable stars.

  • 1994: Diagram of public-key cryptography generation sell for 1.7 million dollars.

    1994: Diagram of public-key cryptography generation sell for 1.7 million dollars.

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