Memoirs of the Geological Survey, Vol XIV : Refractory Materials – Fireclays of Denbighshire

$Memoirs of the Geological Survey, Vol XIV : Refractory Materials - Fireclays of Denbighshire$

Memoirs of the Geological Survey, Vol XIV : Refractory Materials - Fireclays of Denbighshire

Geological Survey, 1920

Main title:: Memoirs of the Geological Survey, Vol XIV : Refractory Materials - Fireclays of Denbighshire
Author/s:: Geological Survey
Blwyddyn Cyhoeddi:: 1920

Edmunds, Francis Hereward, Oakley, Kenneth Page, Geological Survey, 1947

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Smith, Bernard, Geological Survey, George, T.Neville,

Geological Survey, Trotter, F M., Edwards, W., 1954

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Geological Survey, Pocock, R.W., Eastwood, T., Wilson, G.V., Carruthers, R.G., Wray, D.A., Dewey, H., Bromehead, C.E.N., 1916

Geological Survey, Jones, O. T., M.A., D.Sc, 1922

Geological Survey, Eastwood, T., Dewey, Henry, Dines, H. G., Bromhead, C.N., Wilson, G.V., Pockock, R.W., 1923