North, Douglass C <br/><br/>
Growth and welfare in the American past  a new economic history 

 - New Jersey  Prentice-hall, inc.  1966 
 - xiv, 210p.; 24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>American expansion<br/>Economic growth<br/>Land policy<br/>United States - Economic conditions