Columbia subject headings:
Harvard subject headings:
Black death--Congresses.
Europe--Moral conditions--Congresses.
Peasant uprisings--Europe--Congresses.
Social history--Medieval, 500-1500--Congresses
Princeton subject headings:
Black Death--Congresses.
Europe--Moral conditions--Congresses.
Peasant uprisings--Europe--Congresses.
Social history--Medieval, 500-1500--Congresses.