You searched for: Author Beikman, Helen M. Remove constraint Author: Beikman, Helen M. Author Bawiec, Walter J. Remove constraint Author: Bawiec, Walter J. Author Arndt, Raymond E. Remove constraint Author: Arndt, Raymond E. Publisher Geological Survey (U.S.) Remove constraint Publisher: Geological Survey (U.S.) Place United States Remove constraint Place: United States Place Alabama Remove constraint Place: Alabama Data type Polygon Remove constraint Data type: Polygon Format Shapefile Remove constraint Format: Shapefile 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.).