Research and discovery series   A running record of research into the mind and life    

 - Los  Angles Bridge publications          1950 
 - 471p  cm. 
<br/><br/> ISBN:0-88404-088-7.,ISBN:87-7336-111-9 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>T48:51.N50, Jo.3