Albert G. Guy <br/><br/>
MANUAL OF DRILLING TECHNOLOGY 

 -  Oxford  1974/01/01 
 -  618 
<br/><br/><label>Source: </label> Purchase  Nil  Prabhath Book House 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nil
<br/><br/><label>Dewey Class. No.: </label>622.23