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Federal
Digital Bedrock Geologic-GIS Map of Voyageurs National Park and Vicinity, Minnesota (NPS, GRD, GRI, VOYA, VOYA digital map) adapted from Minnesota Geological Survey Miscellaneous Map Series maps by Hemstad, Southwick and Ojakangas (2002), and by Jirsa (2011)
Department of the Interior —
The Digital Bedrock Geologic-GIS Map of Voyageurs National Park and Vicinity, Minnesota is composed of GIS data layers and GIS tables, and is available in the... -
Federal
Digital Geomorphic-GIS Map of Portsmouth Island, North Carolina (1:24,000 scale 2008 mapping) (NPS, GRD, GRI, CALO, PRTI_geomorphology digital map) adapted from North Carolina Geological Survey unpublished digital data and maps by Coffey and Nickerson (2008)
Department of the Interior —
The Digital Geomorphic-GIS Map of Portsmouth Island, North Carolina (1:24,000 scale 2008 mapping) is composed of GIS data layers and GIS tables, and is available in...