You searched for: Author Bawiec, Walter J. Remove constraint Author: Bawiec, Walter J. Author Beikman, Helen M. Remove constraint Author: Beikman, Helen M. Author Schruben, Paul G. Remove constraint Author: Schruben, Paul G. Place Massachusetts Remove constraint Place: Massachusetts Place United States Remove constraint Place: United States Place Arizona Remove constraint Place: Arizona Place Alabama Remove constraint Place: Alabama Place Arkansas Remove constraint Place: Arkansas Data type Polygon Remove constraint Data type: Polygon Year 2005 Remove constraint Year: 2005
2005. King, Philip B., Arndt, Raymond E., Schruben, Paul G., Bawiec, Walter J., and Beikman, Helen M. This line shapefile shows the outlines of major calderas and impact structures in the United States. This layer is part of the Geologic Map of the ... Geological Survey (U.S.).