Glenn, Scott  1941- <br/><br/>
Stratigraphy of the Niobrara formation at Pueblo, Colorado / 
by Glenn R. Scott and William A. Cobban. 
 -- Washington :   United States Government Printing Office,   1964 
 - 30 p., [11] h. de lam. -- 
 (Geological Survey Professional Paper  ;  454-L).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Colorado<br/>Estratigrafía
<br/><br/><label>Universal Decimal Class. No.: </label>551.7(788)