Mechanical engineer's reference book. 

 - 11th ed. edited by A. Parrish 
 - London :  Butterworths,  1973. 
 - varous paging. ;  23 cm. 
<br/><br/>Bibl. - Index. 
<br/><br/><label>ISBN: </label>040800083X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical engineering--Tables, calculations, etc