Britannica Junior: The boy's and girl's encyclopaedia, Vol.15: W-X-Y-Z and Atlas 

 -  Encyclopaedia Britannica Inc., Chicago  1953 
 - 240+72 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General encyclopedic works
<br/><br/><label>Dewey Class. No.: </label>R 030  JUN.15