http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Progress of the working class, 1832-1867. German
von J.M. Ludlow und Lloyd Jones ; aus dem Englischen von Julius von Holtzendorff.
Reproduction of the original from the University of Kansas.
Making of the modern world. Part 2 (1851-1914)