1. A new map of Illinois : with its proposed canals, roads & distances from place to place along the stage & steam boat routes. Maps University Of Illinois Urbana Champaign Public content 1846. Mitchell, S. Augustus (Samuel Augustus), 1792-1868. Detached from an atlas, no. 31.;Entered for copyright by H.N. Burroughs.;Includes tables of steam boat routes.; Washington.;Relief shown pictoriall... S. Augustus Mitchell (Philadelphia).