Reports of H.M. Inspectors of Mines and Quarries under the Mines and Quarries Act, 1954.
Great Britain.Mines and Quarries Inspectorate.
Great Britain.Ministry of Power.
Great Britain.Ministry of Technology.
Great Britain.Department of Trade and Industry.
London : H. M. Stationery Off.,
Issued by: Ministry of Power, -1968 ; Ministry of Technology, 1969 ; Dept. of Trade and Industry, 1970-
Mine inspection
Mines and mineral resources