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Jan 1, 1489
Leonardo da Vinci dissects corpses
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Zacharius Jannssen invents the microscope
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William Harvey
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Sir Christopher Wren-experimenting on dogs
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Anton van Leewenhoek discovers blood cells
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Edward Jenner developed vaccine for smallpox
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James Blundell performs the first successful transfusion of human blood
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Dr. Horace WElls uses nitrous oxide as an anesthetic
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Louis Pasteur identifies germs as cause of diseases
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Gregory Mendel established patterns of heredity
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First vaccine for rabies
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First contact lenses developed
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Wilhelm Conrad Roentgen discovers X rays
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Frist vaccine for typhoid fever
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First vaccine for plague
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16000 patents are filed
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1st Nobel Prize is awarded
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First Tour de France took place
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San Francisco earthquake and fire
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Ford introduces Model T
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President
William Howard Taft was president -
Marie Curie
Isolated radium -
USA enters WWI
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First vaccine developed for yellow fever
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Charlie Chaplin directs Modern Times
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first vaccine for influenza
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William Boyle invents credit card
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1st McDonald's opens near Chicago
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First test tube baby is born
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First vaccine developed for meningitis
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Smallpox is eradicated
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First vaccine developed for hepatitis B
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HIV is identified
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Willem J. Kolff invented the artificial kidney dialysis machine
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Dolly the sheep becomes the first clone
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First vaccine to target a cause of cancer