Abstract The Toiyabe Chapter is a regional chapter of the Sierra Club, a California-based national organization devoted to preserving nature for future generations. The Toiyabe Chapter was organized in 1957 and originally included Nevada, California east of the Sierra Nevada Mountains and north of San Bernardino and Kern Counties, and parts of the state of Utah. The collection contains records created or collected by the Toiyabe Chapter of the Sierra Club related to the environment, its use, and its...