Columbia subject headings:
Harvard subject headings:
Artisans--Germany--Economic conditions.
Artisans--Germany--Political activity.
Artisans--Germany--Social conditions.
Germany--Economic conditions--19th century.
Germany--Social conditions.
Princeton subject headings:
Artisans--Germany--History--19th century.
Artisans--Germany--Political activity.
Industrial arts--Germany--History--19th century.
Labor unions--Germany--History--19th century.