Britannica's concise pictured encyclopaedia . Vol.15  

 - Chicago :  William Benton,  1963. 
 - iii,434p.;  ill.;  26cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopeadia
<br/><br/><label>Dewey Class. No.: </label>031  / BRI