Coal :   production, distribution utilisation / 
edited by P. C. Pope. 
 - Londion :  Cahpman,  c 1949. 
 - vi, 236 p. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/>327  327 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal.
<br/><br/><label>Dewey Class. No.: </label>622.33 / P811c