Columbia subject headings:
Collective labor agreements--Iron industry--Germany (West)--History--20th century.
Collective labor agreements--Mining industry--Germany (West)--History--20th century.
Collective labor agreements--Steel industry--Germany (West)--History--20th century.
Iron and steel workers--Labor unions--Germany (West)--History--20th century.
Miners--Labor unions--Germany (West)--History--20th century.
Reconstruction (1939-1951)--Germany (West)
Schuman plan.
Harvard subject headings:
Collective labor agreements--Iron industry--Germany (West)--History--20th century.
Collective labor agreements--Mining industry--Germany (West)--History--20th century.
Collective labor agreements--Steel industry--Germany (West)--History--20th century.
Iron and steel workers--Labor unions--Germany (West)--History--20th century.
Labor laws and legislation--Germany (West)
Management--Employee participation--Germany (West)
Miners--Germany (West)
Miners--Labor unions--Germany (West)
Miners--Labor unions--Germany (West)--History--20th century.
Reconstruction (1939-1951)--Germany (West)
Schuman plan.
Princeton subject headings:
Iron and steel workers--Labor unions--Germany (West).
Labor unions--Germany (West)
Management--Employee participation--Germany (West)
Mineral industries--Germany (West).
Miners--Labor unions--Germany (West).