Columbia subject headings:
Bonn (Germany)--Politics and government.
Enlightenment--History.
Germany--Politics and government--1740-1806.
Harvard subject headings:
Bonn (Germany)--Politics and government.
Enlightenment--History.
Germany--Politics and government--1740-1806
Princeton subject headings:
Bonn (Germany)--Politics and government.
Enlightenment--History.
Germany--Politics and government--1740-1806.