The encyclopaedia of ignorance everything you ever wanted to know about the unknown 
edited by Ronald Duncan and Miranda Weston-Smith. 
 - Oxford  Pergamon Press  1977 
 - 443p. 
<br/><br/><label>ISBN: </label>0-08-021238-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NASA Thesaurus<br/>Science
<br/><br/><label>Universal Decimal Class. No.: </label>5  / DUN