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The principles and objects of geology with special reference to the geology of Egypt / by W.F. Hume ... director, Geological survey of Egypt ... Hume, W. F. (William Fraser), 1867-1949.
Cairo : Printed at the National Printing Dept., 1911.
3 p. l., 25, ix, [1] p. : illus., 2 plates. ; 27 cm.