Kottlowski, Frank Edward. <br/><br/>
Summary of Pennsylvania sections in southwestern New Mexico and southeastern Arizona. 

 - Socorro,  State Bureau of Mines and Mineral Resources, New Mexico Institute of Mining & Technology,  1960. 
 - vii, 187 p.  illus., maps (1 col.) diagrs., tables,  23 cm. 
 - New Mexico. Bureau of Mines and Mineral Resources. Bulletin  66 .
 - Bulletin (New Mexico. Bureau of Mines and Mineral Resources) ;  66. .
<br/><br/> Part of illustrative matter fold. in pocket. 
<br/><br/>Bibliography: p. [164]-170. 
<br/><br/><label>LCCN: </label>gs 60000251  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology, Stratigraphic--Pennsylvanian.<br/>Geology--New Mexico.<br/>Geology--Arizona.
<br/><br/><label>LC Class. No.: </label>TN24.N6  / A232 no. 66