Elmer J. Johnson <br/><br/>
Servicing and maintaining farm tractors 

 - New York  McGraw Hill Book Co Inc  1950 
 - 313p 
<br/><br/>Elmer J. Johnson & Alvin H. Hollenberg: Servicing and maintaining farm tractors.  New York.  McGraw Hill Book Co Inc, 1950.--(631.372JOH)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>631.372  / JOH