Columbia subject headings:
Anti-Nazi movement--Biography.
Poelchau, Harald.
Political prisoners--Germany--History--20th century.
Prison chaplains--Germany--Biography.
Harvard subject headings:
Anti-Nazi movement--Biography
Poelchau, Harald.
Political prisoners--Germany--History--20th century.
Prison chaplains--Germany--Biography.
Princeton subject headings:
Anti-Nazi movement--Germany--Berlin--Biography.
Poelchau, Harald.