Layton Edwin T Ed. <br/><br/>
Technology and social change in America. 

 - New York  Harper & Row         1973 
 - vii,181p  cm. 
 - Interpretations of American History . Ed by John Highman and Bradford Perkins .
<br/><br/> Bibliography : P 175-181 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y0gF.73.N7, L3