Mapel, William Jameson <br/><br/>
Geology of the upton Quadrangle, crook and Weston counties, Wyoming / 
by William J. Mapel and Charles L. Pillmore. 
 -- Washington :   United States Government Printing Office,   1964 
 - 54 p. + map. -- 
 (Geological Survey Bulletin  ;  1181-J).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geología<br/>Wyoming
<br/><br/><label>Universal Decimal Class. No.: </label>55(787)