Preliminary geologic map of the Vigo NW Quadrangle, Lincoln County, Nevada: USGS Open-File Report 91-389 - Paperback

by Et Al (Created by), Robert B. Scott (Author), Anne E. Harding (Author)

The United States Geological Survey (USGS) is a scientific organization created in 1879, and is part
of the U.S. government. Their scientists explore our environment and ecosystems, to determine the
natural dangers we are facing. The agency has over 10,000 employees that collect, monitor, and
analyze data so that they have a better understanding of our problems. The USGS is dedicated to
provide reliable, investigated information to enhance and protect our quality of life. This is one of
their circulars.