National Park Service - Historic Railroad Dataset
Armstrong L. 2002. National Park Service - Historic Railroad Dataset. National Park Service, GIS Program Office
This dataset contains railroads (historic) located in the National Park System. The dataset was compiled (and edited) from a variety of sources including park-based GIS databases, park geo-referenced historical maps, GPS collection, U.S. Geological Survery 7.5' 1:24000 quadrangles and DOQQs. The locations are in Latitude-Longitude (NAD83) decimal degrees.