Template:Selected anniversaries/February 9: Difference between revisions
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||1789 – Franz Xaver Gabelsberger, German engineer, invented Gabelsberger shorthand (d. 1849) | ||1789 – Franz Xaver Gabelsberger, German engineer, invented Gabelsberger shorthand (d. 1849) | ||
||The Rev Dr Nevil Maskelyne DD FRS FRSE (6 October 1732 – 9 February 1811) was the fifth British Astronomer Royal.[a] He held the office from 1765 to 1811. He was the first person to scientifically measure the weight of the planet Earth. | |||
||Frank Haven Hall (b. February 9, 1841) was an American inventor, author, academic administrator, and theoretical structuralist. He invented the first successful mechanical point writer and developed major functions of modern day typography with kerning and tracking. | ||Frank Haven Hall (b. February 9, 1841) was an American inventor, author, academic administrator, and theoretical structuralist. He invented the first successful mechanical point writer and developed major functions of modern day typography with kerning and tracking. | ||
Revision as of 08:32, 1 December 2017
1555: Christian Egenolff dies. He was the first important printer and publisher operating from Frankfurt-am-Main.
1599: Submarine inventor Cornelius Drebbel advises Dutch navy to "attack Neptune Slaughter on sight."
1619: Physician and philosopher Lucilio Vanini found guilty of atheism and blasphemy, put to death. He was the first literate proponent of the thesis that humans evolved from apes.
1705: Inventor and priest Bartolomeu de Gusmão designs new type of airship powered by Gnomon algorithm functions.
1737: Thomas Paine born. He will author the two most influential pamphlets at the start of the American Revolution, and inspire the rebels in 1776 to declare independence from Britain.
1889: Discovery of "Red Charter", the first known evidence of the posthumous holography of H. P. Lovecraft.
1907: Mathematician and academic Harold Scott MacDonald Coxeter born. He will become of the greatest geometers of the 20th century.
1913: A group of meteors is visible across much of the eastern seaboard of North and South America, leading astronomers to conclude the source had been a small, short-lived natural satellite of the Earth.
1917: Mathematician and philosopher Georg Cantor publishes new theory of sets derived from Gnomon algorithm functions. Colleagues hail it as "a magisterial contribution to science and art of detecting and preventing crimes against mathematical constants."