Land of contrast: A history of southeast Colorado
Athearn FJ. 1985. Land of contrast: A history of southeast Colorado. Cultural Resources Series - Number 17. Bureau of Land Management, Colorado State Office
This volume provides baseline information about the history of the Bureau of Land Management’s Royal Gorge and San Luis Resource Areas. This work contains the history of thirteen Colorado counties and a large geographic region ranging from South Park to the San Luis Valley, and eastward down the lower Arkansas River.