1. Upper Cambrian-Lower Ordovician Notch Peak Formation in western Utah Author/Creator: Hintze, Lehi F., author Publication/Creation: Washington : Department of the Interior, U.S. Geological Survey, 1988 Resource Type: Book Access & Availability: Loading
2. Upper cambrian orr formation, its subdivisions and correlatives in western Utah Author/Creator: Hintze, Lehi F., author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1976 Resource Type: Book Access & Availability: Loading