Medical History By AmandaVang00 Jan 1, 1450 Printing Press Jan 1, 1724 Mercury thermometer first created Jan 1, 1784 Benjamin Franklin invents bifocals Jan 1, 1796 Vaccine developed for smallpox (Jenner) Jan 1, 1816 Rene Laennec invents the stethoscope Jan 1, 1842 First anestethic, ether, introduced Jan 1, 1849 Elizabeth Blackwell became first female doctor Jan 1, 1861 Civil War Jan 1, 1862 Pasteurization was developed Jan 1, 1879 Germ theory introduced Jan 1, 1881 Founded the American Red Cross Jan 1, 1885 Rabies vaccine discoverd Jan 1, 1895 X-rays discovered Jan 1, 1910 Isolated Radium Jul 28, 1914 WWI Jan 1, 1928 Penicillin discovered Sep 1, 1939 WWII Jan 1, 1952 Polio Vaccine developed Jan 1, 1960 Birth control pill indtroduced Jan 1, 1967 First successful heart transplant Jan 1, 1978 First test-tube baby born Jan 1, 1978 Louise Brown first human to have been born by in vitro Jan 1, 1980 AIDS first recognized Jan 1, 1997 Scientists clone sheep