Humphrey, Fred L.  1909- <br/><br/>
Geology of the Groom district, Lincoln county, Nevada, 
by Fred L. Humphrey. 
 - [Reno]  Nevada state Bureau of mines and the Mackay school of mines,  1945. 
 - 53 p.  illus., maps, diagrs,  23 cm. 
 - University of Nevada.  Bulletin,  vol. XXXIX, no. 5, June 1945.  Geology and mining series no. 42 .
<br/><br/> Part of maps and diagrams folded in pocket. 
<br/><br/><label>LCCN: </label>gs 45000015  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Nevada--Lincoln County.<br/>Mines and mineral resources--Nevada--Lincoln County.
<br/><br/><label>LC Class. No.: </label>QE138.L5  / H8