Template:Selected anniversaries/January 12: Difference between revisions

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||1822 – Étienne Lenoir, Belgian engineer, designed the internal combustion engine (d. 1900)
||1822 – Étienne Lenoir, Belgian engineer, designed the internal combustion engine (d. 1900)
||Gregorio Ricci-Curbastro (b. 12 January 1853) was an Italian mathematician born in Lugo di Romagna. He is most famous as the inventor of tensor calculus


||1866 – The Royal Aeronautical Society is formed in London.
||1866 – The Royal Aeronautical Society is formed in London.

Revision as of 17:36, 5 November 2017