Eventos
1885- Chichester Bell and Charles Tainter develop the graphophone which uses wax cylinders.Emile Berliner invents a flat disc for recording. He experiments with various sizes and materials.Edison records the human voice using a foil cylinder and invents the phonograph.(1900-1920- Lee DeForest helps develop AM Radio).Emil Berliner and Eldridge Johnson found the Victor Talking Machine company and 10” shellac records are introduced.World War I 1914-1918.Till we meet again By Lewis James & Charles Hart.Nineteenth Amendment to the U.S. Constitution is ratified on August 18, giving women the right to vote.Great Depression 1920 -1939Prohibition 1920 -1933.World War II 1939-1945.Over the rainbow by Judy Garland.AM (amplitude modulation) radio takes off.FM radio is patented by Edwin Armstrong.Pearl Harbor 1941.33 ⅓RPM Long Playing Vinyl (LP) is released by CBS/Columbia.In February Hattie McDaniel becomes the first African-American actor to win an Academy Award.45RPM 7” vinyl is released by RCA Victor.Korean War 1950-1953.Vietnam War 1955.In December 1955, a Montgomery activist named Rosa Parks was arrested for refusing to give her seat on a city bus to a white person.African-American Civil Rights Movement 1955-1968.8-track tapes are developed by recording companies and US Auto companies.John F Kennedy Assassination 1963.WWF (World Wide Fund for Nature) is created.The first portable cassette tape players are released.Man Walks on the Moon 1969.Cold War 1947-1991.I will survive by Gloria Gaynor.Sony releases the Walkman.Compact Discs are introduced by Sony and Philips.Like a prayer by Madonna.Princess Diana and Prince Charles get divorced.The Berlin Wall Falls 1989.The Latest Harry Potter Book Is Published "Harry Potter and the Goblet of Fire".A patent is issued for the MP3 file format.Napster is created.Need you now by Lady Antebellum.
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