Barron,Charles. <br/><br/>
Numerical control for machine tools 
by Charles H.Barron. 
 - New York:  McGraw-Hill,  1971. 
 - 245p.;  21cm. 
<br/><br/><label>ISBN: </label>0070038244 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Machine--tools--Numerical control.