Template:Selected anniversaries/July 9: Difference between revisions

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||1847: Edwin J. Houston born ... businessman, professor, consulting electrical engineer, inventor and author. Pic.
||1847: Edwin J. Houston born ... businessman, professor, consulting electrical engineer, inventor and author. Pic.


||1856: Lorenzo Romano Amedeo Carlo Avogadro dies ... scientist, most noted for his contribution to molecular theory now known as Avogadro's law, which states that equal volumes of gases under the same conditions of temperature and pressure will contain equal numbers of molecules. Pic.
||1856: Amedeo Avogadro dies ... scientist, most noted for his contribution to molecular theory now known as Avogadro's law, which states that equal volumes of gases under the same conditions of temperature and pressure will contain equal numbers of molecules. Pic.


||1883: Filippo Pacini dies ... anatomist, posthumously famous for isolating the cholera bacterium Vibrio cholerae in 1854, well before Robert Koch's more widely accepted discoveries 30 years later. Pic.
||1883: Filippo Pacini dies ... anatomist, posthumously famous for isolating the cholera bacterium Vibrio cholerae in 1854, well before Robert Koch's more widely accepted discoveries 30 years later. Pic.
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||1919: Olin Jeuck Eggen born ... astronomer. He became known as one of the best observational astronomers of his time. He will be the first to introduce the now-accepted notion of moving groups of stars, and co-author of a seminal 1962 paper which suggests for the first time that the Milky Way Galaxy had collapsed out of a gas cloud. Pic.
||1919: Olin Jeuck Eggen born ... astronomer. He became known as one of the best observational astronomers of his time. He will be the first to introduce the now-accepted notion of moving groups of stars, and co-author of a seminal 1962 paper which suggests for the first time that the Milky Way Galaxy had collapsed out of a gas cloud. Pic.


||1929: Elon Lages Lima born ... mathematician whose research concerned differential topology, algebraic topology, and differential geometry. Lima was an influential figure in the development of mathematics in Brazil.
||1929: Elon Lages Lima born ... mathematician whose research concerned differential topology, algebraic topology, and differential geometry. Lima was an influential figure in the development of mathematics in Brazil. Pic.


File:John Charles Fields.jpg|link=John Charles Fields (nonfiction)|1931: Mathematician [[John Charles Fields (nonfiction)|John Charles Fields]] announces the New Fields Medal for outstanding accomplishment in fighting [[crimes against mathematical constants]].
File:John Charles Fields.jpg|link=John Charles Fields (nonfiction)|1931: Mathematician [[John Charles Fields (nonfiction)|John Charles Fields]] announces the New Fields Medal for outstanding accomplishment in fighting [[crimes against mathematical constants]].

Revision as of 11:28, 26 February 2019