Allen, Frederick Lewis. <br/><br/>
The big change :  America transforms itself 1900-1950 / 
Frederick Lewis Allen. 
 - New York :  Harper & Brothers Publishers,  c 1952. 
 - xi, 308 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>341   341  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Social conditions.
<br/><br/><label>Dewey Class. No.: </label>973.91 / A56b