Proceedings 

 -  1970 
<br/><br/><label>Standard No.: </label>30501 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INDUSTRIAL ARTS
<br/><br/><label>Dewey Class. No.: </label>M2p4:N70, L0