Geological Survey (U.S.)
The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on March 3, 1879, to study the landscape of the United States, its natural resources, and the natural hazards that threaten it. The agency also makes maps of extraterrestrial planets and moons based on data from U.S. space probes.
Ferdinand Vandiveer Hayden and the Founding of the Yellowstone National Park
"Ferdinand Vandiveer Hayden and the Founding of the Yellowstone National Park" is a historical account produced by the U.S. Department of the Interior...
By Geological Survey (U.S.)
Natural Gemstones
"Natural Gemstones" by Geological Survey is a scientific publication likely written in the late 20th century. The book provides an overview of natural...
By Geological Survey (U.S.)