MapMap showing the line of the Rockford, Rock Island, & Saint Louis R.R. and its connections. Shows midwestern states with drainage, cities and towns, township and county boundaries, and the railroad network with emphasis on the main line. Consolidated October 8, 1868.
- Contributor: G.W. & C. Colton & Co. - Rockford, Rock Island, and Saint Louis Railroad Company
- Date: 1868