Ord,H. <br/><br/>
Metric Examples in Engineering Drowing and Materials - voliume one 

 - London :  ST  Paul's House Warwick Lane  ;  1969. 
 - 29 p :  ill ;  17.6 cm. 
<br/><br/><label>ISBN: </label>00340 21578 x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering  and allied sciences
<br/><br/><label>Dewey Class. No.: </label>620.4  / Ord