Columbia subject headings:
Christianity and culture--Germany, Northern--History--To 1500.
Germany, Northern--Civilization--To 1500.
Written communication--Germany, Northern--History--To 1500.
Harvard subject headings:
Books and reading--Germany, Northern--Congresses.
Germany, Northern--Civilization--Congresses.
Literature and society--Germany, Northern--History--Congresses.
Material culture--Germany, Northern--Congresses.
Monasteries--Germany, Northern--Congresses.
Religious institutions--Germany, Northern--History--Congresses.
Princeton subject headings:
Books and reading--Germany, Northern--Congresses.
Germany, Northern--Civilization--Congresses.
Literature and society--Germany, Northern--History--Congresses.
Material culture--Germany, Northern--Congresses.
Monasteries--Germany, Northern--Congresses.
Religious institutions--Germany, Northern--History--Congresses.