Old Cattle Trails of the Southwest: A National Scenic Trail Study
National Park Service. 1975. Old Cattle Trails of the Southwest: A National Scenic Trail Study. National Park Service. Albuquerque, New Mexico
The study, initiated in August 1973, is legislatively required to determine the feasibility and desirability of designating one or more of the Old Cattle Trails of the Southwest as an extended hiking, bicycling,or equestrian National Scenic Trail.