Kempster, M.H.A. <br/><br/>
An introduction to sig and tool design / 

 - 3rd ed. 
 - UK :  ELBS/ Hodder & Stoughton,  1974. 
 - viii, 104 p., 
<br/><br/><label>ISBN: </label>0340230371  £.1.25 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine design.
<br/><br/><label>Dewey Class. No.: </label>621.815