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DECEMBER 12

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United States: National Poinsettia Day
(Established 1991 by an Act of Congress to commemorate the death of Joel Roberts Poinsett)
United States Botany Christmas Paul Ecke Ranch
1774 William Henry (English Chemist Known for Henry's Law of the Solubility of Gases in Liquids) William Henry Chemistry Medicine
1927 Robert Noyce (Iowa-born Inventor of the Integrated Circuit) Iowa Scientists & Mathematicians Physics Inventors & Inventions Technology and Society
Deaths
Persons of Historic Significance Who Have Died on This Date
1851 Dr. Joel Roberts Poinsett (South Carolina Statesman Who Developed the Modern Poinsettia from a Native Mexican Flower) South Carolina Botany Christmas
1971 David Sarnoff (Russian-born Pioneer in Radio and Television Technology) David Sarnoff Radio Television
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1804 The Georgia Medical Society Is Incorporated in Savannah Georgia Medicine University of Georgia
1899 African-American Dentist, George F Grant, Applies for a Patent of the Wooden Golf Tee Inventors & Inventions Patents & Trademarks Golf African-American Scientists & Inventors African American Registry
1901 Guglielmo Marconi Receives the First Trans-Atlantic Radio Signal (Letter "S") Guglielmo Marconi Radio Historic Firsts 1909 Nobel Prize in Physics The History Channel Technology and Society
1910 The "Toonerville Trolley" Streetcar Line Begins Operating Between Houston and the Suburban Community of Bellaire Houston, Texas Transportation Historic Firsts Texas State Historical Association
1915 The Junkers J1 Is the First All-metal Aircraft Germany History of Aviation Historic Firsts Junkers
1930 A Baptist Pastor and Editor of The Fundamentalist Denounces a West Texas Professor for Teaching Evolution Texas Education Education Evolution Religion Texas State Historical Association
1961 NASA Launches First Amateur Radio ("ham") Satellite Space Exploration Radio Historic Firsts NASA
1965 NASA Launch of Gemini 6 Spacecraft Fails Due to Hardware Problem Space Exploration NASA
1975 NASA Launches RCA-A Communications Spacecraft for Voice, Data, Fax Support Space Exploration RCA NASA
1979 7.9 Magnitude Earthquake and Tsunami Kill 600 Along Coasts of Ecuador and Colombia Colombia Ecuador Earthquakes Tsunami Death USGS
1980 Computer Software Act Defines "Computer Program", Clarifies Patent & Trademark Protection U.S. Congress Copyrights Computer History USPTO
1992 7.5 Magnitude Earthquake and Tsunami Kills 2,200 in Indonesia Indonesia Tsunami Death USGS

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