Campbell, George <br/><br/>
Evaluation of oil-shale fracturing tests near Rock Springs Wyo  
Campbell, George 
 - Bureau of mines 
 - Washington  Bureau of mines  1970 
<br/><br/><label>Subjects--Corporate Names: </label>
<br/><br/><label>Universal Decimal Class. No.: </label>539.211:621.22.018(787)(047)