Columbia subject headings:
Harvard subject headings:
Anti-Nazi movement--Biography
Deutscher Metallarbeiter-Verband--Officials and employees--Biography.
Foreign workers--Germany--Biography.
Foreign workers--Political activity--Germany--History--20th century.
Labor unions and fascism--Germany.
Labor unions--Political activity--Germany--History--20th century.
Metal-workers--Labor unions--Germany--Biography.
Metal-workers--Labor unions--Germany.
Metal-workers--Labor unions--Officials and employees--Germany--Biography.
Metal-workers--Labor unions--Political activity--Germany--History--20th century.
National socialism and labor--History.
Refugees--Political activity--Germany--History--20th century.
Princeton subject headings:
Anti-Nazi movement--Biography.
Labor unions and fascism--Germany.
Labor unions--Political activity--Germany--History--20th century.
Metal-workers--Labor unions--Germany--Biography.
Metal-workers--Labor unions--Germany.
Refugees--Political activity--Germany--History--20th century.