Holbrook, Stewart Hall. <br/><br/>
Machines of plenty; pioneering in American agriculture 

 - New York :  MacMillan,  1955 
 - 246 p. 
<br/><br/><label>LCCN: </label>16151 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maquinaria agrícola--Historia.
<br/><br/><label>Dewey Class. No.: </label>631.3  / H6