Columbia subject headings:
Germany--Civilization--Congresses.
Illuminati--Germany--History--18th century--Congresses.
Weimar (Thuringia, Germany)--Intellectual life--Congresses.
Harvard subject headings:
Germany--Civilization--Congresses.
Illuminati--Germany--History--18th century--Congresses.
Weimar (Thuringia, Germany)--Intellectual life--Congresses.
Weimar (Thuringia, Germany)--Intellectual life--History--Congresses.
Princeton subject headings:
Germany--Civilization--Congresses.
Illuminati--Germany--History--18th century--Congresses.
Weimar (Thuringia, Germany)--Intellectual life--History--Congresses.