Adventures in man's first plastic :  the romance of natural waxes / 
Nelson S. Knaggs ; illustrated by Fredric H. Kock. 
 - New York :  Reinhold publishing corporation,  c 1947. 
 - xiv, 329 p. :  ill. ;  24 cm. 
<br/><br/> Include index. 
<br/><br/>340  340 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Waxes.
<br/><br/><label>Dewey Class. No.: </label>665 / K724a