Memoirs of the Geological Survey Vol VI : Refractory Materials: Ganister & Silica-Rock – sand for open-hearth steel furnaces – Dolomite

$Memoirs of the Geological Survey Vol VI : Refractory Materials: Ganister & Silica-Rock - sand for open-hearth steel furnaces - Dolomite$

Memoirs of the Geological Survey Vol VI : Refractory Materials: Ganister & Silica-Rock - sand for open-hearth steel furnaces - Dolomite

Geological Survey, 1920

Main title:: Memoirs of the Geological Survey Vol VI : Refractory Materials: Ganister & Silica-Rock - sand for open-hearth steel furnaces - Dolomite
Author/s:: Geological Survey
Publication year:: 1920

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

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

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

Geological Survey, 1920

Geological Survey, 1977

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

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

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

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

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