Post on 05-Apr-2020
140 YEARS
1875-2015
1926-19351926
U.S. Route 66 is established
1928English bacteriologist Frederick Griffith reports the results of Griffith’s experiment, indirectly proving the existence of DNA
1929The Food, Drug, and Insecticide Administration (FDIA) is established as a United States federal agency
1930The Mickey Mouse comic strip makes its first appearance
1931The Star-Spangled Banner is adopted as the United States’ National anthem Construction of The Empire State Building is completed in New York City
1932James Chadwick discovers the neutron
1935The discovery and clinical development of Prontosil, the first broadly effective antibiotic, is published in a by Gerhard Domagk and others in Germany’s pre-eminent medical journal, Deutsche Medizinische Wochenschrift
Herbert H
oover at the World Series, Philadelphia, 1929
timeline banner cxs2.indd 6 1/13/16 1:18 PM