Schulze, Suzanne. <br/><br/>
Population information in twentieth century census volumes : 1900-1940 
by Suzanne Schulze. 
 - Phoenix, AZ :  Oryx Press,  1985 
 - ix, 274 pages :  maps ;  29 cm. 
<br/><br/>Bibliography: p. 437-438. 
<br/><br/><label>ISBN: </label>0897741641 
<br/><br/><label>LCCN: </label>83017380  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Census--Indexes.<br/>United States--Population--History--Sources--Indexes.--19th century
<br/><br/><label>LC Class. No.: </label>Z 7164  / .D3S45 1985 
<br/><br/><label>Dewey Class. No.: </label>304.6/0973