Return Today in the History of  Science, Math, Invention & Technology Return

FEBRUARY 23

1924 Allan MacLeod Cormack (South African-born 1979 Nobel Laureate for Medicine for Development of the CAT Scan) South African Scientists & Mathematicians 1979 Nobel Laureate for Medicine for Development of the CAT Scan
1951 Shigefumi Mori (Japanese Mathematician Awarded the 1990 Fields Medal) Japanese Scientists & Mathematicians Asian-American Scientists & Mathematicians Awarded 1990 Fields Medal
Deaths
Persons of Historic Significance Who Have Died on This Date
1468 Johannes Gutenberg (German Inventor of the Movable-Type Printing Press) Johannes Gutenberg The Bible Historic Firsts Concordia
1855 Johann Carl Friedrich Gauss (German Mathematician) Johann Carl Friedrich Gauss Calculus
Icon
Icon
1841 Chemical Society of London Holds Its First Organizational Meeting Great Britain Chemistry Historic Firsts Le Moyne College
1875 Charles G. Conn of Elkhart, Indiana Receives a Patent on a New, Improved Mouthpiece for Musical Wind Instruments Elkahrt, Indiana Musical Instruments Patents and Trademarks C.G. Conn Indiana Historical Society
1886 Charles Hall First to Use Electrolytic Processes to Separate Aluminum from Ore Chalres Martin Hall Aluminum Historic Firsts University of Houston
1892 Peter D. Smith of Springfield, Ohio, Is Issued a U.S. Patent 469,279 for a "Grain Binder" Ohio Scientists & Mathematicians Patents, Trademarks & Copyrights Inventors & Inventions African-American Inventors St. Louis Public Library
Henry Bowman of Worcester, MA Issued Patent 463,395 for "Method for Making Flags" Massachusetts Scientists & Mathematicians Patents, Trademarks & Copyrights Inventors & Inventions African-American Inventors St. Louis Public Library
1922 29" Snowfall in Ispheming (Marquette County) Is Greatest in Michigan's Recorded History Michigan Snow State of Michigan
1960 F. M. Jones Issued Patent for a "Thermostat and Temperature Control System" Patents, Trademarks & Copyrights Inventors & Inventions African-American Inventors St. Louis Public Library
1992 NASA Launches Navstar 2A-03 Global Positioning System Satellite Space Exploration Global Positioning NASA
1995 6.2 Magnitude Earthquake Kills Two in Taiwan Taiwan Earthquake Death USGS
1999 Austria Suffers First of Two Avalanches That Claim 38 Lives over Two Days Austria Snow Death CNN

Have an item you would like for us to add? Let us know!

Click Here! E-mail