Template:Selected anniversaries/April 18: Difference between revisions

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File:Malady.jpg|link=Malady|1324:  Alleged supernatural healer [[Malady]] saves patient from the Black Death, accidentally infects doctor.
File:Malady.jpg|link=Malady|1324:  Alleged supernatural healer [[Malady]] saves patient from the Black Death, accidentally infects doctor.


||1732 – Louis Feuillée, French astronomer, geographer, and botanist (b. 1660)
||1732 – Louis Feuillée, French astronomer, geographer, and botanist (b. 1660). No birth date.


|File:Maria Gaetana Agnesi engraving.jpg|link=Maria Gaetana Agnesi (nonfiction)|1761: Mathematician [[Maria Gaetana Agnesi (nonfiction)|Maria Gaetana Agnesi]] invents new type of [[scrying engine]] which detects [[crimes against mathematical constants]].
|File:Maria Gaetana Agnesi engraving.jpg|link=Maria Gaetana Agnesi (nonfiction)|1761: Mathematician [[Maria Gaetana Agnesi (nonfiction)|Maria Gaetana Agnesi]] invents new type of [[scrying engine]] which detects [[crimes against mathematical constants]].


||Johan Carl Wilcke (d. 18 April 1796) was a Swedish physicist.
File:Johan Carl Wilcke.jpg|link=Johan Wilcke (nonfiction)|1796: Physicist [[Johan Wilcke (nonfiction)|Johan Carl Wilcke]] dies. He invented the electrophorus, and calculated the latent heat of ice.


||1813 – James McCune Smith, African-American physician, apothecary, abolitionist, and author (d. 1865)
||1813 – James McCune Smith, African-American physician, apothecary, abolitionist, and author (d. 1865)

Revision as of 19:38, 13 April 2018

  • 1324: Alleged supernatural healer Malady saves patient from the Black Death, accidentally infects doctor.

    1324: Alleged supernatural healer Malady saves patient from the Black Death, accidentally infects doctor.

  • 1796: Physicist Johan Carl Wilcke dies. He invented the electrophorus, and calculated the latent heat of ice.

    1796: Physicist Johan Carl Wilcke dies. He invented the electrophorus, and calculated the latent heat of ice.

  • 1945: Electrical engineer and physicist John Ambrose Fleming dies. He invented the thermionic valve, also known as the vacuum tube.

    1945: Electrical engineer and physicist John Ambrose Fleming dies. He invented the thermionic valve, also known as the vacuum tube.

  • 1955: Physicist, engineer, and academic Albert Einstein dies. He developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).

    1955: Physicist, engineer, and academic Albert Einstein dies. He developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).

  • 1963: Vandal Savage Press is front for clandestiphrine manufacturing operation, says crime-fighter John Brunner.

    1963: Vandal Savage Press is front for clandestiphrine manufacturing operation, says crime-fighter John Brunner.

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