Keroher, Grace C.  1901- <br/><br/>
Lexicon of Geologic Names of the United States for 1961-1967 / 
By Grace C. Keroher. 
 -- Washington :   United States Government Printing Office,   1970 
 - 848 p. -- 
 (Geological Survey Bulletin  ; 1350).
<br/><br/> Fecha real de registro 12-07-1971 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estados Unidos<br/>Geología<br/>Lexicología
<br/><br/><label>Universal Decimal Class. No.: </label>55:811'373(73)