Robertson, John Braithwaite. <br/><br/>
The chemistry of coal / 
John Braithwaite Robertson. 
 - London :  GURNEY & JACKSON,  1919. 
 - viii,96 p. ;  18 cm. 
 - Chemical monographs ;  no. 6 .
<br/><br/>Includes index and bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal.--Chemical engineering
<br/><br/><label>Dewey Class. No.: </label>662.62  / ROC 1919