Reports of H.M. Inspectors of Mines and Quarries under the Mines and Quarries Act, 1954.
Great Britain.Mines and Quarries Inspectorate.
Great Britain.Department of Trade and Industry.
London : H.M. Stationery Off.,
Issued by: Dept. of Trade and Industry, .
Mine inspection
Quarries and quarrying
Reports of Her Majesty's Inspectors of Mines and Quarries Act, 1954. Northumberland and Cumberland division