Willbourn, E. S. <br/><br/>
An account of the geology and mining industries of south Selangor and Negeri Sembilan 
E. S. Willbourn 
 -  1922 
 - 115 p.  ill.  25 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Negeri Sembilan<br/>Mineral industry--Selangor