Ross, Earle Dudley,  1885- <br/><br/>
Iowa agriculture: an historical survey. 

 - Iowa City,  State Historical Society of Iowa,  1951. 
 - 226 p.  maps.  24 cm. 
<br/><br/>Bibliographical references included in "Footnotes" (p. 187-214) 
<br/><br/><label>LCCN: </label>agr51000273  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--History.--Iowa<br/>Agriculture--Economic aspects--Iowa.
<br/><br/><label>LC Class. No.: </label>S451.I8  / R6 
<br/><br/><label>Dewey Class. No.: </label>630.9777