Columbia subject headings:
Harvard subject headings:
Anti-Nazi movement--Germany--Biography
Generals--Germany--Biography
Political persecution--Germany--History--20th century.
Witzleben, Erwin von, 1881-1944.
Princeton subject headings:
Anti-Nazi movement--Biography.
Generals--Germany--Biography.
Hitler, Adolf, 1889-1945--Assassination attempts.
Witzleben, Erwin von, 1881-1944.