Mitchell, S. Augustus (Samuel Augustus), 1792-1868Detached from an atlas, no. 31.;Entered for copyright by H.N. Burroughs.;Includes tables of steam boat routes.; Washington.;Relief shown pictorially.;1 map, colored;35 x 26 cm.;ca. 1:2,000,000;Published by S. Augustus Mitchell, N.E. corner of Market & 7th Streets, 1847.JPEG2000https://digital.library.illinois.edu/items/a7eec620-994e-0134-2096-0050569601ca-4engS. Augustus Mitchell (Philadelphia)PublicA new map of Illinois : with its proposed canals, roads & distances from place to place along the stage & steam boat routes.MapsIllinoisc1846University of Illinois Urbana-Champaign