Lenk,John D <br/><br/>
Eliminating engine interference 
John D Lenk 
 - New York:  Howard W Sams,  1973. 
 - 128p 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engines
<br/><br/><label>Dewey Class. No.: </label>629.25  / LEE