Changes in Industry from 1874-1918 in Chapter 7

Power and Factories

01/01/1874 - 01/02/1892
01/01/1874 - 01/01/1918
01/01/1885 - 01/01/1902
01/01/1892 - 01/01/1918
01/01/1905 - 01/01/1918

Political

01/01/1911 - 01/01/1918
01/01/1913 - 12/31/1913
07/28/1914 - 11/11/1918

Transportation

01/01/1908 - 01/01/1918
01/01/1909 - 01/01/1918