Espenshade, Gilbert H.  1912-1993 <br/><br/>
Geology of some copper deposits in north Carolina Virginia, and Alabama / 
by Gilbert H. Espenshade. 
 -- Washington :   United States Government Printing Office,   1963 
 - 50 p. + map. -- 
 (Geological Survey Bulletin  ;  1142-I).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Depósitos de minerales<br/>Estados Unidos
<br/><br/><label>Universal Decimal Class. No.: </label>553(73)