Coal Winning / 
edited by F. W. Kindermann 
 - Rotterdam :  A. A. Balkema ,  1987 
 - vii, 250 pages .;  graph, illustrations .;  25 cm 
<br/><br/>Includes bibliographical references and indexs 
<br/><br/><label>ISBN: </label>9061916968  RM 172.62 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mines and mining.
<br/><br/><label>Dewey Class. No.: </label>622.33   / COA 1987