Cathcart, James B. <br/><br/>
Economic geology of the Keysville quadrangle Florida / 
by James B. Cathcart. 
 -- Washington :   United States Government Printing Office,   1963 
 - 82 p. + map. 
 (Geological Survey Bulletin  ; 1128).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Florida<br/>Geología
<br/><br/><label>Universal Decimal Class. No.: </label>55(759)