Ralph. <br/><br/>
Man's Way from cave to skyscraper / 
Ralph and Adelin Linton ; illustrated by Raine Renshaw. 
 - London :  Harper,  [...?]. 
 - 185 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>344  344 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anthropology.
<br/><br/><label>Dewey Class. No.: </label>572 / L658m