Gray, Francis W. <br/><br/>
The coal-fields and coal industry of eastern Canada,  a general survey and description, 
by Francis W. Gray. 
 - Ottawa,  Government printing bureau,  1917. 
 - 4 p.l., 67 p.  XXVI pl. (part fold.) map (in pocket)  25 cm. 
 - Canada. Dept. of mines. Mines branch. Bulletin  no. 14 .
<br/><br/>Bibliography: p. 55-60. 
<br/><br/><label>LCCN: </label>gs 17000334  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mines and mining--Canada.
<br/><br/><label>LC Class. No.: </label>TN26  / .A35 no. 14