1. Geologic and geophysical maps of the Las Vegas 30ʹ x 60ʹ quadrangle, Clark and Nye Counties, Nevada, and Inyo County, California Author/Creator: Page, William R. Publication/Creation: Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey, 2005 Resource Type: Map Access & Availability: Loading