Columbia subject headings:
Coal miners--Australia--Queensland.
Coal miners--Labor unions--Australia--Queensland.
Collective bargaining--Australia--Queensland.
Industrial relations--Australia--Queensland.
Labor disputes--Australia--Queensland.
Utah Development Company.
Harvard subject headings:
Coal miners--Australia--Queensland.
Coal miners--Labor unions--Australia--Queensland.
Collective bargaining--Australia--Queensland.
Industrial relations--Australia--Queensland.
Labor disputes--Australia--Queensland.
Utah Development Company.
Princeton subject headings: