The Illustrated encyclopedia of sex / 
By Drs. Willy, Vander and Fisher, and many other authorities. 
 - New York :  Cadillac Pub. Co.,  [1950]. 
 - 444 p. :  illus. (part col.) ;  22 cm. 
 - 301.424 .
<br/><br/> The Illustrated second volume of the Encyclopdia of sexual knowledge, with revisions and additions. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sex.<br/>Sexual health.
<br/><br/><label>Dewey Class. No.: </label>301.424