1. Geologic structure and altitude of the top of the Minnelusa Formation, northern Black Hills, South Dakota and Wyoming, and Bear Lodge Mountains, Wyoming Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Format: Map Access & Availability: Loading
2. Ground-water availability in the Black River Basin, New York Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Ithaca, New York : United States Department of the Interior, Geological Survey, 1986 Format: Map Access & Availability: Loading