Template:Selected anniversaries/February 14: Difference between revisions

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||1848 – Benjamin Baillaud, French astronomer and academic (d. 1934)
||1848 – Benjamin Baillaud, French astronomer and academic (d. 1934)
||John Perry (b. 14 February 1850) was a pioneering engineer and mathematician from Ireland.


File:Telegraph.jpg|link=Electrical telegraph (nonfiction)|1855: Texas is linked by [[Electrical telegraph (nonfiction)|telegraph]] to the rest of the United States, with the completion of a connection between New Orleans and Marshall, Texas.
File:Telegraph.jpg|link=Electrical telegraph (nonfiction)|1855: Texas is linked by [[Electrical telegraph (nonfiction)|telegraph]] to the rest of the United States, with the completion of a connection between New Orleans and Marshall, Texas.

Revision as of 17:46, 7 December 2017

  • 1855: Texas is linked by telegraph to the rest of the United States, with the completion of a connection between New Orleans and Marshall, Texas.

    1855: Texas is linked by telegraph to the rest of the United States, with the completion of a connection between New Orleans and Marshall, Texas.

  • 1876: Alexander Graham Bell applies for a patent for the telephone, as does Elisha Gray.

    1876: Alexander Graham Bell applies for a patent for the telephone, as does Elisha Gray.

  • 1943: Mathematician David Hilbert dies. He discovered and developed a broad range of fundamental ideas in many areas, including invariant theory and the axiomatization of geometry.

    1943: Mathematician David Hilbert dies. He discovered and developed a broad range of fundamental ideas in many areas, including invariant theory and the axiomatization of geometry.

  • 1944: Physicist and academic Owen Willans Richardson publishes new theory of thermionic emission with applications in the detection and prevention of crimes against physics.

    1944: Physicist and academic Owen Willans Richardson publishes new theory of thermionic emission with applications in the detection and prevention of crimes against physics.

  • 1949: ENIAC programmed to select optimal Valentine's Day gift.

    1949: ENIAC programmed to select optimal Valentine's Day gift.

  • 1950: Physicist and engineer Karl Guthe Jansky dies. He was one of the founding figures of radio astronomy.

    1950: Physicist and engineer Karl Guthe Jansky dies. He was one of the founding figures of radio astronomy.

  • 1951: Theoretical physicist and crime-fighter Richard Feynman uses principles of quantum electrodynamics to compose state-of-the-art Valentine's Day cards.

    1951: Theoretical physicist and crime-fighter Richard Feynman uses principles of quantum electrodynamics to compose state-of-the-art Valentine's Day cards.

  • 1990: The Voyager 1 spacecraft takes the photograph of planet Earth later become famous as Pale Blue Dot.

    1990: The Voyager 1 spacecraft takes the photograph of planet Earth later become famous as Pale Blue Dot.

  • 2009: Record attendance for Valentine's Day performance by Rhizolith Group.

    2009: Record attendance for Valentine's Day performance by Rhizolith Group.

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