Philmont country : the rocks and landscape of a famous New Mexico ranch / 
by G. D. Robinson...[et al.]. 
 -- Washington :   United States Government Printing Office,   1964 
 - 152 p. + map. -- 
 (Geological Survey Professional Paper  ; 505).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petrología<br/>Rocas 2. Nuevo Mexico
<br/><br/><label>Universal Decimal Class. No.: </label>552(789)