Citation
Geologic map of the Canyon Ferry Dam 30ʹ x 60ʹ quadrangle, west-central Montana [cartographic material] / by Mitchell W. Reynolds and Theodore R. Brandt ; U.S. Department of the Interior, U.S. Geological Survey.. [GeoTIFF]. U.S. Geological Survey. Retrieved from https://earthworks.stanford.edu/catalog/mit-001346879