Columbia subject headings:
Harvard subject headings:
Liberalism--Germany--Mainz (Rhineland-Palatinate)--History.
Mainz (Rhineland-Palatinate, Germany)--Intellectual life.
Mainz (Rhineland-Palatinate, Germany)--Politics and government.
Republicanism--Germany--Mainz (Rhineland-Palatinate)--History.
Princeton subject headings:
Germany--History--1789-1900.
Germany--Politics and government--1789-1900.
Hambach (Neustadt an der Weinstrasse, Germany)--History.