Vintage map depicting Colorado in 1885. Includes physiography, land grid, railroads, and townsites. Compiled from U.S. Government Surveys and other authoritative sources and produced in Washington, D.C. in 1885. Black line reproduction. 1 plate (1:665,280). Digital PDF download. MI-19D
Did you know that the Colorado River was once called the Grand River, and the Grand Valley today was called the Grand River Valley? This map provides a window into the past at the peak of Colorado’s mining activities.