Columbia subject headings:
Agriculture and state--Germany.
Agriculture--Economic aspects--Germany.
Farms, Size of.
Sozialdemokratische Partei Deutschlands.
Harvard subject headings:
Germany--Economic conditions--1888-1918.
Germany--Rural conditions.
Sozialdemokratische Partei Deutschlands
Princeton subject headings:
Agriculture and state--Germany.
Agriculture--Economic aspects--Germany.
Farms, Size of.
Sozialdemokratische Partei Deutschlands.