Template:Selected anniversaries/February 4: Difference between revisions

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||Antonio del Pollaiuolo (d. 4 February 1498) was an Italian painter, sculptor, engraver and goldsmith during the Italian Renaissance. Pic (bust in niche). (Fiction: Scrying engine.)
||Thomas Earnshaw (b. 4 February 1749) was an English watchmaker who, following John Arnold's earlier work, further simplified the process of marine chronometer production, making them available to the general public. He is also known for his improvements to the transit clock at the Royal Greenwich Observatory in London and his invention of a chronometer escapement and a form of bimetallic compensation balance. Pic.
||Thomas Earnshaw (b. 4 February 1749) was an English watchmaker who, following John Arnold's earlier work, further simplified the process of marine chronometer production, making them available to the general public. He is also known for his improvements to the transit clock at the Royal Greenwich Observatory in London and his invention of a chronometer escapement and a form of bimetallic compensation balance. Pic.



Revision as of 18:30, 10 July 2018