This is an original 1915 trifold geological map on a type of vellum with two vertical folds. This map shows the Santa Fe line from Thatcher Colorado to Hilton Colorado. Unique to this map is that it has a chart of the Geology with matching letters on the map image.
This product would be a great fit for history enthusiasts interested in discovering the rich railroad history of the Las Animas and La Junta areas in Colorado.