Mechanical drawing. 

 - Chicago, Ill.,  American school of correspondence  [c1909] 
 - v.  illus.  25 cm. 
<br/><br/><label>LCCN: </label>09029861  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical drawing.
<br/><br/><label>LC Class. No.: </label>T353  / .A542