O'Brien, Michael. <br/><br/>
Demonstrations for farm mechanics. 

 - Illinois :  Interstate,  c1957. 
 - 242 pages :  Illustrations ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural engineering.<br/>Agricultural machinery.<br/>Machine-shop practice.
<br/><br/><label>LC Class. No.: </label>S675  / .O2