Columbia subject headings:
Harvard subject headings:
Fuhrmann, Horst--Congresses.
Germany--Intellectual life--20th century--Congresses.
Historians--Germany--Biography--Congresses.
Historians--Germany--Congresses.
Middle Ages--Congresses
Princeton subject headings:
Fuhrmann, Horst--Congresses.
Historians--Germany--Biography--Congresses.
Historiography--Germany--Congresses.