Columbia subject headings:
Benjamin, Walter, 1892-1940.
Bernfeld, Siegfried, 1892-1953.
Youth movements--Germany--History--20th century.
Youth--Political activity--Germany--History--20th century.
Harvard subject headings:
Princeton subject headings:
Benjamin, Walter, 1892-1940--Friends and associates.
Bernfeld, Siegfried, 1892-1953.
Youth movements--Germany--History--20th century.
Youth--Political activity--Germany--20th century.