Columbia subject headings:
Germany--History--1945-1955.
Labor unions--Germany (West)--History.
Labor unions--Germany--History.
Harvard subject headings:
Germany--History--1945-1955.
Labor unions and international relations--United States.
Labor unions--Germany (West)--History
Labor unions--Germany--History
Labor unions--Political activity--Germany (West)
Princeton subject headings:
Germany--History--1945-1955.
Labor unions--Germany (West)--History.
Labor unions--Germany--History.