1. Map of the United States : exhibiting the principal rail road & steam boat routes. Maps University Of Illinois Urbana Champaign Public content 1850. Barber, John Warner, 1798-1885. Gives tables of distances from New Orleans and New York.;Relief shown using hachures.;1 map, hand colored;25 x 20 cm.;ca. 1:11,500,000. [S.l. : s.n.].