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Start Over Author Harvard Geospatial Library Year 1993 Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. U.S. National Atlas Volcanoes

Datasets Harvard University Restricted content
1993. Smithsonian Institution, Global Volcanism Program, National Atlas of the United States, and the United States Geological Survey, Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). U.S. National Atlas Volcanoes represents volcanoes thought to be active in the last 10,000 years, in and near the United States. Environmental Systems Research Institute, Inc. (ESRI).