Template:Selected anniversaries/September 13: Difference between revisions

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||1755 – Oliver Evans, American inventor, engineer and businessman (d. 1819)
 
||1873 – Constantin Carathéodory, German mathematician and author (d. 1950)
 
||1885 – Wilhelm Blaschke, Austrian-German mathematician and academic (d. 1962)
 
||1886 – Robert Robinson, English chemist and academic, Nobel Prize laureate (d. 1975)
 
||1887 – Leopold Ružička, Croatian-Swiss biochemist and academic, Nobel Prize laureate (d. 1976)
 
||1898 – Hannibal Goodwin patents celluloid photographic film.
 
||1956 – The IBM 305 RAMAC is introduced, the first commercial computer to use disk storage.
 
||1987 – Goiânia accident: A radioactive object is stolen from an abandoned hospital in Goiânia, Brazil, contaminating many people in the following weeks and causing some to die from radiation poisoning.
 
File:Egg Tooth Neighborhood Association logo.jpg|link=Egg Tooth (neighborhood)|2013: [[Egg Tooth (neighborhood)|Egg Tooth Neighborhood Association]] volunteers answer questions, calm fears about the number thirteen.
File:Egg Tooth Neighborhood Association logo.jpg|link=Egg Tooth (neighborhood)|2013: [[Egg Tooth (neighborhood)|Egg Tooth Neighborhood Association]] volunteers answer questions, calm fears about the number thirteen.
File:800px-Nebra_Schwerter.jpg|link=Weapon (nonfiction)|2014: Army research laboratories [[Weapon (nonfiction)|convert modern plowshares into ancient swords]].  Military contractors call technique "Astonishing breakthrough."
File:800px-Nebra_Schwerter.jpg|link=Weapon (nonfiction)|2014: Army research laboratories [[Weapon (nonfiction)|convert modern plowshares into ancient swords]].  Military contractors call technique "Astonishing breakthrough."
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Revision as of 05:24, 5 July 2017