Geographic Aspects of Labor Market Integration before the Civil War
    Published Date 
  
  
    Copyright 2000
  
  
    ISBN 0226505073
  
 
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      Copy CitationRobert A. Margo, Wages and Labor Markets in the United States, 1820-1860 (University of Chicago Press, 2000), chap. 5, https://www.nber.org/books-and-chapters/wages-and-labor-markets-united-states-1820-1860/geographic-aspects-labor-market-integration-civil-war.
 
 
     
    