Colvin, Fred H. <br/><br/>
Turning and boring practice 

 - 3rd 
 - New York  McGraw-Hill  1948 
 - xv,531p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drilling and boring
<br/><br/><label>Dewey Class. No.: </label>621.94  / C7272