Kopp, Marie Elizabeth <br/><br/>
Birth control in practice  analysis of ten thousand case histories of the Birth Control Clinical Research Bureau. 
Text and tables by Marie E. Kopp. With a foreword by Adolf Meyer. 
 - New York  Arno Press  1972 [c1933] 
 - 290 p. 
 - Family in America .
<br/><br/><label>ISBN: </label>
<br/><br/><label>LCCN: </label>72169390 //r842 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birth control--United States.<br/>Contraception<br/>Women--Health and hygiene--United States.