by J.F. Smith, Jr. [and others] ; Department of the Interior, United States Geological Survey ; prepared in cooperation with the U.S. Atomic Energy Commission
by J.F. Smith, Jr. [and others] ; Department of the Interior, United States Geological Survey ; prepared in cooperation with the U.S. Atomic Energy Commission
by J.F. Smith [and others] ; Department of the Interior, United States Geological Survey ; prepared in cooperation with the U.S. Atomic Energy Commission
USGS, NEIC ; compiled by Susan K. Goter ; map prepared by Allan Cartography of Medford, Oregon, using base materials from the U.S. Geological Survey's 1:500,000 scale state map series
by J.F. Smith [and others] ; Department of the Interior, United States Geological Survey ; prepared in cooperation with the U.S. Atomic Energy Commission