Murphy, Thomas Daniel,  1905- <br/><br/>
Silica resources of Clark County, Nevada. 

 - Reno,  Nevada Bureau of Mines,  1954. 
 - ix, 33 p.  maps (1 fold.) tables.  23 cm. 
<br/><br/> Prepared cooperatively by the U.S. Geological Survey. 
<br/><br/>"Literature cited": p. 24-25. 
<br/><br/><label>LCCN: </label>gs 56000052  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Silica.<br/>Mines and mineral resources--Nevada--Clark County.
<br/><br/><label>LC Class. No.: </label>TN948.S6  / M8