Allen, Francis R. <br/><br/>
Technology and social change 
by Francis R. Allen 
 - New York  Appleton-Century-Crofts  1957 
 - 529p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science and Civilization
<br/><br/><label>Dewey Class. No.: </label>YA1 A153