Barb, Clark F. <br/><br/>
Production data on Appalachian oil fields, 
by Clark F. Barb and Paul G. Shelley. 
 - State College, Pa.,  School of Mineral Industries,  1930. 
 - 69 p.  illus., maps. 
 - Pennsylvania. State College. Mineral Industries Experiment Station. Bulletin 6 .
 - Pennsylvania State University.  Earth and Mineral Sciences Experiment Station.  Bulletin ;  6. .
<br/><br/>"Previous literature": p. 8. 
<br/><br/><label>LCCN: </label>gs 31000161  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum--Appalachian Plateau.
<br/><br/><label>LC Class. No.: </label>TN872.P4  / B3