Columbia subject headings:
Harvard subject headings:
Atlas der deutschen Volkskunde.
Germany--History--1933-1945.
Germany--History--1945-1955.
Knopf, Reinhold, 1902-1985--Diaries.
Princeton subject headings:
Atlas der deutschen Volkskunde.
Germany--History--1933-1945.
Germany--History--1945-1955.
Knopf, Reinhold, 1902-1982--Diaries.