Digital Geologic Map of George Washington Memorial Parkway and parks in the National Capital Area, Virginia, Maryland, and the District of Columbia (NPS, GRD, GRI, GWMP, ROCR, NACE, GREE, CHOH, GWMP digital map)
The Digital Geologic Map of George Washington Memorial Parkway and parks in the National Capital Area, Virginia, Maryland, and the District of Columbia is composed of GIS data layers complete with ArcMap 9.3 layer (.LYR) files, two ancillary GIS tables, a Map PDF document with ancillary map text, figures and tables, a …