Maddren, A. G.  1875- <br/><br/>
The Innoko gold-placer district, Alaska, with accounts of the central Kuskokwim Valley and the Ruby Creek and Gold Hill placers, 
by A. G. Maddren. 
 - Washington,  Govt. Print. Off.,  1910. 
 - 87 p.  v fold. maps. (1 in pocket)  24 cm. 
 - U.S. Geological survey. Bulletin  410 .
 - Geological Survey bulletin ;  410. .
<br/><br/> Issued also as House doc. no. 188, 61st Cong., 2d sess. 
<br/><br/><label>LCCN: </label>gs 10000057  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gold mines and mining--Alaska.
<br/><br/><label>LC Class. No.: </label>TN423.A7  / M2