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United States: National Aviation Day
(Observed on August 19 since 1939 to commemorate Orville Wright's birth date: 08/19/1871)
Orville Wright Aviation
1584 Pierre Vernier (French Mathematician) Pierre Vernier Trigonometry
1646 John Flamsteed (English Astronomer; Founder of the Greenwich Observatory) John Flamsteed Astronomy
1745 Johan Gottlieb Gahn (Swedish Chemist) Johan G. Gahn Manganese Chemistry
1830 Julius Lothar Meyer (German Chemist) Julius Lothar Meyer Periodic Table of Elements Chemistry
1871 Orville Wright (Indiana-born Aviation Pioneer) Orville Wright Aviation
1906 Philo T. Farnsworth (Utah-born Inventor; Pioneer of Early Television) Philo T. Farnsworth Television Inventors & Inventions
1921 Gene Roddenberry (Texas-born Science Fiction Author of Star Trek) Gene Roddenberry Space & Astronomy
1924 Willard Boyle (Canadian-born Inventor; 2009 Nobel Laureate for Physics) Willard Boyle Digital Imaging Inventors & Inventions 2009 Nobel Laureate for Physics
1938 Vicki Cobb (New York City-born Children's Author) Vicki Cobb Young-adult Authors Science Official Website
1946 Charles Bolden (South Carolina-born African-American Astronaut) Charles Bolden Astronauts Famous African Americans
Persons of Historic Significance Who Have Died on This Date
1662 Blaise Pascal (French Mathematician, Scientist, Philosopher) Blaise Pascal Scientists & Mathematicians Philosophers
1994 Linus Pauling (Oregon-born Nobel Laureate for Chemistry and Nobel Laureate for Peace) Linus Pauling Chemistry Protein Nobel Laureate Nuclear War
1785 Congress Authorizes Treasury to Fix Standard U.S. Weights and Measures U.S. Congress Standards U.S. Treasury History Channel
1839 Louis Daguerre Announces Daguerreotype Photo Process at the French Academy of Science Louis-Jacques Mandé Daguerre Photography Library of Congress
1848 The New York Herald Reports the Discovery of Gold in California California Gold Journalism History Channel
1919 Georgia Enacts Law Placing the Entire State in the Central Time Zone Georgia Time Zones Law and Legal Resources Georgia History
1933 The First All-American Soap Box Derby Takes Place in Dayton, Ohio Dayton, Ohio Auto Racing Historic Firsts All-American Soap Box Derby Ohio Historical Society
1955 Hurricane Diane Causes Severe Flooding in U.S. Northeast: 200 Die Hurricanes Flooding Death New York Times
1957 First Balloon Flight above 100,000 Feet Takes Off from Crosby, Minnesota Minnesota Aviation Historic Firsts The HistoryNet
1960 Soviets Launch Sputnik 5 with Two Dogs, Strelka and Belka, Aboard Russian Space Program Space Exploration NASA
1963 Dutch Elm Disease Blamed for the Deaths of Thousands of Trees in Iowa Iowa Trees State Historical Society of Iowa
1982 Soviet Soyuz T-7 Is Launched with 2 Men and 1 Woman Aboard Russian Space Program Space Exploration NASA
1988 The FDA Approves Rogaine for Treatment of Male Pattern Baldness Drugs and Medicines FDA Official Web Site IntelliHealth