Burlingame, Roger, <br/><br/>
Machines that built America. 

 - [1st ed.]. 
 - New York,  Harcourt, Brace  [1953] 
 - 214 p.  21 cm. 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventions--History.<br/>Inventors--United States.<br/>MCE
<br/><br/><label>Dewey Class. No.: </label>973.315  / BUR