Davies, E. N <br/><br/>
Mining and minerals 
by E. N. Davies and G. A. Northedge 
 - Oxford  Pergamon Press  1967 
 - xi, 123 p. : ill., maps ; 24 cm. 
<br/><br/><label>ISBN: </label>008202376X 
<br/><br/><label>LCCN: </label>67-026685 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral industries