Johnson, Ray C. <br/><br/>
Optimum design of mechanical elements. 
Ray C Johnson 
 - New York,  Wiley  c[1961] 
 - 535 p.  illus.;  24 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>ISBN: </label>0471443522 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine design.<br/>Mechanics, Applied.