Jeran, Paul W. <br/><br/>
A guide to geologic festures in coal mines in the norhern Appalachian Coal Basin 
Jeran, Paul W. 
 - Washington  Bureau of mines  1983 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINERIA<br/>CARACTERISTICAS GEOLOGICAS<br/>MINAS DE CARBON
<br/><br/><label>Universal Decimal Class. No.: </label>622.03:622.33