Heron A. M.  <br/><br/>
Directory of the Economic Minerals of Pakistan 

 - Karachi, Pakistan:  The Geological Survey of Pakistan;  1953. 
 - 70p.:  23cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Periodicals
<br/><br/><label>Gov. Doc. Class. No.: </label>PAK GSP 2