Template:Selected anniversaries/January 4: Difference between revisions

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||1567: François d'Aguilon born ... Jesuit mathematician (d. 1617) François d'Aguilon (also d'Aguillon or in Latin Franciscus Aguilonius) ... Jesuit mathematician, physicist and architect. Pic: book plate.
||1567: François d'Aguilon born ... Jesuit mathematician (d. 1617) François d'Aguilon (also d'Aguillon or in Latin Franciscus Aguilonius) ... Jesuit mathematician, physicist and architect. Pic: book plate.


||1752: Gabriel Cramer dies ... mathematician and physicist.
File:Gabriel Cramer.jpg|link=Gabriel Cramer (nonfiction)|1752: Mathematician and physicist [[Gabriel Cramer (nonfiction)|Gabriel Cramer]] dies. He published Cramer's rule, giving a general formula for the solution for any unknown in a linear equation system having a unique solution, in terms of determinants implied by the system.


File:Gabriel Cramer.jpg|link=Gabriel Cramer (nonfiction)|1752: Mathematician and physicist [[Gabriel Cramer (nonfiction)|Gabriel Cramer]] dies. He published Cramer's rule, giving a general formula for the solution for any unknown in a linear equation system having a unique solution, in terms of determinants implied by the system.
||1761: Stephen Hales dies ... clergyman who made major contributions to a range of scientific fields including botany, pneumatic chemistry and physiology. He was the first person to measure blood pressure. He also invented several devices, including a ventilator, a pneumatic trough and a surgical forceps for the removal of bladder stones.  Pic.


||1771: Captain François Mingaud born ... infantry officer in the French army and a carom billiards player. He is credited as the inventor of the leather tip for a billiards cue, a "possibly not original idea" that he perfected while imprisoned in Bicêtre (now Bicêtre Hospital) for political outspokenness. This revolutionized the game of billiards, allowing the cue ball to be finely manipulated by the application of spin. Pic.
||1771: Captain François Mingaud born ... infantry officer in the French army and a carom billiards player. He is credited as the inventor of the leather tip for a billiards cue, a "possibly not original idea" that he perfected while imprisoned in Bicêtre (now Bicêtre Hospital) for political outspokenness. This revolutionized the game of billiards, allowing the cue ball to be finely manipulated by the application of spin. Pic.


||1809: Louis Braille born ... educator, invented Braille.
||1809: Louis Braille born ... educator, invented Braille. Pic.


File:Samuel Colt.jpg|link=Samuel Colt (nonfiction)|1847: [[Samuel Colt (nonfiction)|Samuel Colt]] sells his first revolver pistol to the United States government.
File:Samuel Colt.jpg|link=Samuel Colt (nonfiction)|1847: [[Samuel Colt (nonfiction)|Samuel Colt]] sells his first revolver pistol to the United States government.


||1882: John William Draper dies ... physician, chemist, and photographer.
||1882: John William Draper dies ... physician, chemist, and photographer. Pic.


||1888: Walther Ludwig Julius Kossel born ... physicist known for his theory of the chemical bond (ionic bond/octet rule), Sommerfeld–Kossel displacement law of atomic spectra, the Kossel-Stranski model for crystal growth, and the Kossel effect.  
||1888: Walther Ludwig Julius Kossel born ... physicist known for his theory of the chemical bond (ionic bond/octet rule), Sommerfeld–Kossel displacement law of atomic spectra, the Kossel-Stranski model for crystal growth, and the Kossel effect. Pic.


||1895: Leroy Grumman born ... engineer and businessman, co-founded Grumman Aeronautical Engineering Co.
||1895: Leroy Grumman born ... engineer and businessman, co-founded Grumman Aeronautical Engineering Co. Pic.


File:Electrocuting_an_Elephant.png|link=Electrocuting an Elephant (nonfiction)|1903: Topsy, an elephant, is electrocuted by the owners of Luna Park, Coney Island. The event is documented in the film ''[[Electrocuting an Elephant (nonfiction)|Electrocuting an Elephant]]''.
File:Electrocuting_an_Elephant.png|link=Electrocuting an Elephant (nonfiction)|1903: Topsy, an elephant, is electrocuted by the owners of Luna Park, Coney Island. The event is documented in the film ''[[Electrocuting an Elephant (nonfiction)|Electrocuting an Elephant]]''.


||1904 Anna Winlock American astronomer and academic (b. 1857)
||1904: Anna Winlock dies ... astronomer and academic. Pic search: https://www.google.com/search?q=anna+winlock


||Charles Augustus Young (d. January 4, 1908) one of the foremost solar spectroscopist astronomers in the United States. He observed a solar flare with a spectroscope on 3 August 1872, and also noted that it coincided with a magnetic storm on Earth. Pic.
||1908: Charles Augustus Young dies ... one of the foremost solar spectroscopist astronomers in the United States. He observed a solar flare with a spectroscope on 3 August 1872, and also noted that it coincided with a magnetic storm on Earth. Pic.


||1910: Léon Delagrange dies ... pilot and sculptor.
||1910: Léon Delagrange dies ... pilot and sculptor.

Revision as of 11:36, 10 January 2019