Gumpert, Martin,  1897-1955. <br/><br/>
You are younger than you think, 
by Martin Gumpert ... 
 - New York,  Duell, Sloan and Pearce  [1944] 
 - ix, 244 p.  21 cm. 
<br/><br/> "First edition."  "Works consulted and references" :  p. 235-237. 
<br/><br/><label>LCCN: </label>sg 44000241  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Old age.<br/>Longevity.
<br/><br/><label>LC Class. No.: </label>RA776  / .G94 
<br/><br/><label>Dewey Class. No.: </label>618.97