Columbia subject headings:
Germany--Historiography.
Heimpel, Hermann, 1901-1988.
Historians--Germany--Biography.
Harvard subject headings:
Germany--Historiography.
Germany--History--1273-1517--Historiography.
Heimpel, Hermann, 1901-
Heimpel, Hermann, 1901-1988.
Princeton subject headings:
Germany--Historiography.
Heimpel, Hermann, 1901-1988.
Historians--Germany--Biography.