| 2. |  | A new map of Illinois : with its proposed canals, roads & distances from place to place along the stage & steam boat routes. | Illinois; Maps; Steamboats; Lead mines and mining | 1 map : col.; Relief shown pictorially.; Prime meridian: Washington.; Includes table of steam boat routes.; Insets: Lead region.; Copyright entered by H.N. Burroughs.; Detached from an atlas, no. 31. |