Blatchley, Raymond S. <br/><br/>
Oil and gas in Bond, Macoupin, and Montgomery counties, Illinois, 
by Raymond S. Blatchley; work done in cooperation with Illinois coal mining investigations, and U. S. Geological survey. 
 - Urbana,  Illinois State Geological Survey, University of Illinois,  1914. 
 - 51 p.  fold. map, diagrs. (part fold.)  26 cm. 
<br/><br/><label>LCCN: </label>gs 15000159  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum--Illinois.<br/>Natural gas--Illinois.
<br/><br/><label>LC Class. No.: </label>QE105  / .A16 no. 28