timeline By sgambardel13 Sep 19, 1801 the light bulb Jan 1, 1869 Railroads invented Sep 19, 1875 Carnegie Steel invented Jan 1, 1876 telephone invented Sep 19, 1877 Record player invented Sep 19, 1882 Electric Power Sep 19, 1883 Time Zones invented Sep 1, 1886 Coca-Cola Sep 19, 1889 Moton Pictures invented Sep 19, 1895 A.C. Power Invented Sep 19, 1922 Nuclear Energy Sep 19, 1939 atom bomb Jan 1, 1979 the first automobile