Jones, Fred Rufus,  1893-, <br/><br/>
Farm gas engines and tractors. 

 - 4 
 - 518 páginas 
 - Mcgraw-hill publications in agricultural engineering .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tractores<br/>Maquinaria agrícola
<br/><br/><label>LC Class. No.: </label>TJ1480  / J651963