Digital Geologic-GIS Map of Grant's Headquarters at City Point, Petersburg National Battlefield, Virginia (NPS, GRD, GRI, PETE, CIPO digital map) adapted from a U.S. Geological Survey Bulletin map by Dischinger (1987)
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 the following GRI-supported GIS data formats: 1.) a 10.1 file geodatabase (cipo_geology.gdb), a 2.) Open Geospatial Consortium (OGC) …