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Administrative Boundaries Centroids of National Park System Units 06/30/2022
National Park Service unit points. -
Field data for Mid-Atlantic Network and Northeast Coastal and Barrier...
This database contains field data collected during the 2007-2010 field seasons at 316 forest vegetation plots in 11 parks within the Mid-Atlantic and Northeast Coastal and... -
Administrative Boundaries Centroids of National Park System Units 06/30/2022
National Park Service unit points. -
Digital Geologic-GIS Map of Grant's Headquarters at City Point, Petersburg...
The Digital Geologic-GIS Map of Grant's Headquarters at City Point, Petersburg National Battlefield, Virginia is composed of GIS data layers and GIS tables, and is available in... -
Digital Geologic-GIS Map of Petersburg National Battlefield and Vicinity,...
The Digital Geologic-GIS Map of Petersburg National Battlefield and Vicinity, Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-...