Columbia subject headings:
Germany--Intellectual life--19th century.
Germany--Politics and government--1806-1848.
Germany--Social conditions.
Harvard subject headings:
Germany--Intellectual life--19th century.
Germany--Politics and government--1806-1848.
Germany--Social conditions.
Princeton subject headings:
Germany--Intellectual life--19th century.
Germany--Politics and government--1806-1848.
Germany--Social conditions.