Walker, James Blaine <br/><br/>
The epic of American industry / 
by James Blaine Walker 
 - New York :  Harpar and Brothers Pub.,  1949 
 - 513 p. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business & Economics--Economic Conditions<br/>Commerce--History<br/>Trade