Machinery's screw thread book 

 - 20th ed. 
 - London  The Machinery Publishing  1969 
 - 292p. 
<br/><br/><label>ISBN: </label> 60 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering<br/>Machine Engineering<br/>Machine Tool
<br/><br/><label>Dewey Class. No.: </label>621.902  / MAC