1. Mineral resources of the Turtle Mountains Wilderness Study Area, San Bernardino County, California Publication/Creation: Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey Resource Type: Book Access & Availability: Loading
2. Climate variation and its effects on our land and water : a product of the Workshop on Earth Scientists' Perspectives of Climate Change, convened near Denver, Colorado, December 7-9, 1976 Publication/Creation: Arlington, Va. : Branch of Distribution, U.S. Geological Survey, 1978 Resource Type: Book Access & Availability: Loading