Poppelbaum, Hermann. <br/><br/>
Man and animal :  their essential difference / 
Hermann Poppelbaum ; translated from the German ed. 
 - 2nd English ed., revised and enlarged /  edited by Owen Barfield 
 - London :  Anthroposophical Publishing Co,  1960 
 - 166 p. :  ill. ;  23 cm . 
<br/><br/> Previous ed. 1931 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution
<br/><br/><label>Dewey Class. No.: </label>576.8  / POM 1960