Fisher, Daniel Jerome,  1896- <br/><br/>
Structure of Herrin (no. 6) Coal seam near Duquoin, 
by D. J. Fisher. 
 - Urbana, Illinois  [Springfield,  Schnepp & Barnes, printers]  1925. 
 - 34 p.  illus. 
<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 25000144  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal--Illinois.
<br/><br/><label>LC Class. No.: </label>TN805.I3  / F5