Columbia subject headings:
Anarchism--Germany--History--20th century.
Anti-Nazi movement--Germany--History--20th century.
Anti-fascist movements--Germany--History--20th century.
Syndicalism--Germany--History--20th century.
Harvard subject headings:
Anarchism--Germany--History--20th century.
Anti-fascist movements--Germany--History--20th century.
Labor movement--Germany--History--20th century
Syndicalism--Germany--History--20th century.
Young adults--Political activity--Germany--History--20th century.
Princeton subject headings:
Anarchism--Germany--History--20th century.
Anti-Nazi movement--Germany--History--20th century.
Anti-fascist movements--Germany--History--20th century.
Syndicalism--Germany--History--20th century.