Pope P C Ed. <br/><br/>
Coal production, distribution, utilization 

 -  1949 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal Industry
<br/><br/><label>Dewey Class. No.: </label>X9(F551).3.N4, H9