1846. Mitchell, S. Augustus (Samuel Augustus), 1792-1868. Relief shown by hachures.  Prime meridian: Washington.  Insets: Baltimore -- Steamboat routes.  "Entered according to Act of Congress in the year 1... S.A. Mitchell (Philadelphia).
    
  
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      1875. Mitchell, S. Augustus (Samuel Augustus), 1792-1868. Includes Indian and military reservations, land districts, and railroad limits. 35 x 28 centimeters Scale approximately 1:2,344,320 General Map Col... S.A. Mitchell (Philadelphia).
    
  
    
      1837. Young, J. H. (James Hamilton). Prime meridians: Greenwich, Washington, D.C.; Insets: Profile of the Miami Canal, Profile of the Ohio and Erie Canal.; Issued in covers.; Cover tit... S.A. Mitchell (Philadelphia).