Columbia subject headings:
Enlightenment--Congresses.
Germany--In literature--Congresses.
Germany--Intellectual life--Congresses.
Voltaire, 1694-1778--Congresses.
Harvard subject headings:
Enlightenment--Congresses
Germany--In literature--Congresses.
Germany--Intellectual life--Congresses.
Voltaire, 1694-1778--Congresses.
Princeton subject headings:
Enlightenment--Congresses.
Germany--In literature--Congresses.
Germany--Intellectual life--Congresses.
Voltaire, 1694-1778--Congresses.