Drysdale, Charles Wales,  1885-1917. <br/><br/>
Ymir mining camp, British Columbia, 
by Charles Wales Drysdale. 
 - Ottawa,  Government Printing Bureau,  1917. 
 - 2 p. l., vii, 185 p.  incl. illus., XIII pl. (incl. front.) diagrs., 2 fold. pl., fold. map (in pocket) fold. tab., col. diagrs. (part fold.)  25 cm. 
 - Canada. Geological Survey. Memoir 94. Geological series 76 .
 - Memoir (Geological Survey of Canada) ;  94 .
<br/><br/> At head  of title: Canada. Department of Mines. 
<br/><br/>"Previous work and bibliography": p. 3-6. 
<br/><br/><label>LCCN: </label>gs 17000193  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gold mines and mining--British Columbia.
<br/><br/><label>LC Class. No.: </label>QE185  / .A2 no. 94