Williamson, J W. <br/><br/>
In a Persian oil field : 

 - London :  Ernest Benn,  1927. 
 - 189 p. :  ill. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Persian oil industry<br/>Oil exploration<br/>Energy resources
<br/><br/><label>Dewey Class. No.: </label>665.5  / WIL