Wanless, Harold R.  1899-1970. <br/><br/>
Geology and mineral resources of the Alexis quadrangle, 
by Harold R. Wanless. 
 - Urbana,  Printed by authority of the state of Illinois [Springfield, Jeffersons printing & stationery co.]  1929. 
 - [3]-230 p. incl. illus., diagrs.  VI fold. pl. (2 maps, 4 diagr.) 2 fold. tables.  26 cm. 
 - Illinois. State geological survey. Bulletin  no. 57 .
 - Bulletin (Illinois State Geological Survey) ;  no. 57. .
<br/><br/> At head of title: State of Illinois. Department of registration and education. Division of the State geological survey.  Four folded plates (maps, and 2 diagrams) in pocket. 
<br/><br/>Bibliographical references. 
<br/><br/><label>LCCN: </label>gs 30000179  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Illinois.<br/>Mines and mineral resources--Illinois.
<br/><br/><label>LC Class. No.: </label>QE105  / .A16 no. 57