1. Georgia, early road and trails, circa 1730-1850 Author/Creator: Goff, John H. 1899-1967. (John Hedges) Publication/Creation: [Atlanta] : Surveyor General Dept., [1979?] Resource Type: Map Access & Availability: Loading
2. Historic trail map of the Greeley 1⁰ x 2⁰ quadrangle, Colorado and Wyoming Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
3. Historic trail map of the Lamar 1° x 2° quadrangle, Colorado and Kansas Author/Creator: Scott, Glenn R., 1918-2012 Publication/Creation: Reston, Va. : U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading
4. Historic trail map of the Leadville 1⁰ x 2⁰ quadrangle, central Colorado Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.] : U.S. Geological Survey ; Denver, CO : For sale by USGS Geological Services, 2004 Resource Type: Map Access & Availability: Loading