Beggs, Joseph S. <br/><br/>
Advanced mechanism/ 
Josepg S. Beggs, Rolf H.Sabersky and Allan J. Acosta 
 - New York :  MacMillan Publishing,  1966 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Advanced Mechanism
<br/><br/><label>Dewey Class. No.: </label>621.81  / BEG