Ruhe, Robert V.,  1918-. <br/><br/>
Quaternary landscapes in Iowa / 
[by] Robert V. Ruhe. 
 - [1st ed.] 
 - Ames :  Iowa State University Press,  c[1969] 
 - xii, 255 p. :  illus., maps (fold. col.) ;  24 cm. 
<br/><br/>Bibliography: p. 243-249. 
<br/><br/><label>ISBN: </label>0813813212 
<br/><br/><label>LCCN: </label>69014312 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology, Stratigraphic--Quaternary.<br/>Geomorphology--Iowa.
<br/><br/><label>LC Class. No.: </label>QE696  QE696  / .R77  / .R77 
<br/><br/><label>Dewey Class. No.: </label>551.7/9/09777