Purnell's concise encyclopedia/ 
(editor in chief)Michael W. Dempsey. 
 - Maidenhead, Bershire:  Purnell Books,  1970. 
 - 256p. :  ill., maps., plans., facsisms;   30cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children's encyclopedias and dictionaries.