Columbia subject headings:
Anti-Nazi movement--Germany--Brandenburg.
Brandenburg (Germany : State)--History--20th century.
Germany--Politics and government--1933-1945.
Labor movement--Germany--Brandenburg--History--20th century.
Harvard subject headings:
Brandenburg (Germany : State)--History--20th century.
Germany--History--1933-1945
Labor movement--Germany--Brandenburg--History--20th century.
National socialism--Germany--Brandenburg.
Princeton subject headings: