Columbia subject headings:
Harvard subject headings:
Aristocracy (Social class)--Germany--History--Congresses.
Germany--Intellectual life--Congresses.
Germany--Social life and customs--Congresses.
Memory--Social aspects--Congresses.
Peasants--Germany--History--Congresses.
Princeton subject headings:
Aristocracy (Social class)--Germany--History--Congresses.
Germany--Intellectual life--Congresses.
Germany--Social life and customs--Congresses.
Memory--Social aspects--Congresses.
Peasants--Germany--History--Congresses.