Condra, Geo. E.  1869-1958. <br/><br/>
Correlation of the formations of the Laramie Range, Hartville uplift, Black Hills and western Nebraska, 
by G. E. Condra, E. C. Reed and O. J. Scherer. 
 - Lincoln,  The University of Nebraska, Conservation and Survey Division,  [1940] 
 - iii,52 p.  illus., fold. plate, maps, tables.  25 cm. 
<br/><br/>Bibliography: p. 50-52. 
<br/><br/><label>LCCN: </label>gs 41000057  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Nebraska.<br/>Geology--Wyoming<br/>Geology--South Dakota
<br/><br/><label>LC Class. No.: </label>QE135  / .A4 no. 13 
<br/><br/><label>Dewey Class. No.: </label>557.8  557.82