Shop theory / 
Revised by Fred Nicholson. 
 - 4th ed. 
 - New Delhi :  McGraw-Hill book,  c 1955. 
 - vi, 329 p. :  ill. ;  29 cm. 
<br/><br/> Includes index. 
<br/><br/>337  337 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine tools.
<br/><br/><label>Dewey Class. No.: </label>621.9 / H396s