Home Library and Supply Association, Colorado
Rand McNally & Co., Colorado
Samuel Augustus Mitchell (1790-1868), Map of Kansas, Nebraska and Colorado
Samuel Augustus Mitchell (1790-1868), Map of Kansas, Nebraska, Colorado, Showing also the Southern Portions of Dacotah
William A. Richards / U.S. General Land Office, State of Colorado Compiled by William A. Richards
Alfred E. Mathews (1831-1874), Garden of the Gods
Alfred E. Mathews (1831-1874), Monuments, Near Monument Creek
