Columbia subject headings:
Associated Iron and Steel Workers of Great Britain.
British Steel Smelters' Amalgamated Association.
Iron and steel workers--Labor unions--Great Britain--History.
Harvard subject headings:
Associated Iron and Steel Workers of Great Britain.
British Steel Smelters' Amalgamated Association.
Labor unions--Great Britain
Princeton subject headings:
Associated Iron and Steel Workers of Great Britain.
British Steel Smelters' Amalgamated Association.
Iron and steel workers--Labor unions--Great Britain--History.