Sheldon, Henry D. <br/><br/>
Older population of the United State / 
Henry D. Sheldon & Clark Tibbitts 
 - New York :  John Wiley & Sons ,  1958 
 - xiii, 223p. :  ill. ;  21 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography--United States
<br/><br/><label>Dewey Class. No.: </label>312.073  / SHE