Voskuil, Walter Henry,  1892- <br/><br/>
The market for Illinois oil in 1937 and 1938, 
by Walter H. Voskuil. Printed by authority of the state of Illinois. 
 - Urbana, Ill.,  1939. 
 - 36 p.  incl. illus. (maps) tables, diagrs.  25 cm. 
<br/><br/> At head of title: State of Illinois...Department of registration and education...Division of the State geological survey... 
<br/><br/><label>LCCN: </label>gs 39000132  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum industry and trade--Illinois.
<br/><br/><label>LC Class. No.: </label>HD9567.I3  / V6