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Spain: Fiesta del Arbol
Spain Arbor Day
1753 Benjamin Thompson (Massachusetts-born Inventor, Physicist, British Spy, Diplomat, Philanthropist) Massachusetts Scientists and Mathematicians Inventors and Inventions Light American Revolution Center for the Study of Technology and Society
1817 Herman Haupt (Pennsylvania-born Railroad Civil Engineer) Pennsylvania Scientists and Mathematicians Railroads
1879 Othmar Ammann (Swiss-American Engineer, Designer of the Verrazano-Narrows Bridge) Swiss Scientists and Mathematicians Verrazano-Narrows Bridge
1913 Paul Erdös (Hungarian Mathematician) Paul Erdös Mathematics
Persons of Historic Significance Who Have Died on This Date
1902 Cecil John Rhodes (British Imperialist, Diamond Mining Magnate, Founder of the Rhodes Scholarships) English Business Leaders Diamonds Business & Economics Rhodes Scholarship South African History
1812 Venezuela Earthquake Destroys Most of Caracas: 20,000 Die Venezuela Earthquake Death USGS
1823 The New York Gaslight Company Is Chartered to Lay Pipes and Provide Gas Lighting to New York City New York City Light Business New York Historical Society
1853 The Puget Sound's First Sawmill Begins Cutting Lumber Washington Business Trees Business History Link
1854 Frederick Langenheim Makes Daguerreotype Images of a Solar Eclipse Photography The Sun Historic Firsts Metropolitan Museum of Art
1872 African-American Inventor, Thomas J Martin, Receives Patent for an Improved the Fire Extinguisher Michigan Scientists & Inventors Patent 125063 Inventors and Inventions Fire Safety African-American Scientists & Mathematicians
7.8 Magnitude Earthquake Shakes Owens Valley, California: 30 People Die California Earthquakes Death University of California Santa Barbara History Channel USGS
1895 A Patent Is Granted for the First Motion Picture Projector Film Patents and Trademarks Historic Firsts Center for the Study of Technology and Society USPTO
1910 Orville Wright Pilots the First Airplane in Alabama Alabama The Wright Brothers Historic Firsts Alabama State Archives
1937 Georgia Establishes State Soil and Water Conservation Committee to Protect Farm and Grazing Lands Georgia Government Earth and Environmental Science Farming and Agriculture Georgia Soil and Water Conservation Committee University of Georgia
1953 Dr. Jonas Salk Announces a New Vaccine Against Polio Jonas Salk Polio History Channel
1954 U.S. Conducts 10,000 kT Atmospheric Nuclear Test at Bikini Island Nuclear Weapons Cold War Geoscience Australia
1958 U.S. Army Launches Explorer 3 Satellite Equipped with Cosmic Ray Counter & Micrometeorite Detector Space Exploration Earth Science Meteors NASA
Alaska's White Alice Communications System Begins Operation Alaska History of Technology Source Alaska Historical Society
1969 Soviet Union Launches Its First Fully Functional Weather Satellite Meteor 1 Soviet Space Program Space Exploration Meteorology Historic Firsts NASA
1970 U.S. Conducts Its 500th Nuclear Test Since 1945 Nevada Nuclear Weapons Cold War Geoscience Australia
1983 U.S. Conducts 150 kT Underground Nuclear Test in Nevada Nevada Nuclear Weapons Cold War Geoscience Australia
1987 NASA Launches FLTSATCOM Satellite for Ship-to-Shore Communications Space Exploration Naval History NASA

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