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Letter Rate 2¢ Package Rate 2¢ Postcard Rate 1¢ Effective 7/1/1919 United States 10/6/1927 First "Talkie" Released "The Jazz Singer" starring Al Jolson was the first movie to have synchronized sound to go along with the movie. "Wait a minute, wait a minute, you ain’t heard nothing yet," were the first words spoken. American President Calvin Coolidge (8/2/1923-3/4/1929) British Prime Minister Stanley Baldwin (11/4/1924-6/4/1929) German President Paul von Hindenburg (5/12/1925-8/2/1934)