Willbourn, E.S.,  <br/><br/>
The geology and Mining Industries of Kedah and Perlis 

 - [44 pages] ;   30 cm 
<br/><br/> From Journal Malayan Branch of Royal Asiatic Society (Vol. iv, 1926) 
<br/><br/><label>Dewey Class. No.: </label>551.09595112