Schiffer, G. R. <br/><br/>
A guide to engineering drawing / 
G. R. Schiffer 
 - rev. ed. 
 - London :  Blackie & Son Limited,  1967 
 - 64 p. :  ill. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical drawing