1. Historic trail map of the La Junta 1⁰ x 2⁰ quadrangle, southeastern Colorado and western Kansas Author/Creator: Scott, Glenn R., 1918-2012 Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2008 Format: Map Access & Availability: Loading
2. 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 Format: Map Access & Availability: Loading