Columbia subject headings:
Admirals--Germany--Biography.
Anti-Nazi movement--Biography.
Canaris, Wilhelm, 1887-1945.
Harvard subject headings:
Admirals--Germany--Biography
Anti-Nazi movement--Biography
Canaris, Wilhelm, 1887-1945.
Princeton subject headings:
Admirals--Germany--Biography.
Anti-Nazi movement--Biography.
Canaris, Wilhelm, 1887-1945.