The Digital Raster Graphic (DRG) is a raster image of a scanned USGS topographic map including the collar information, georeferenced to the UTM grid. This version of...
The topographic object database (BDOT10k) has been developed in a degree of detail corresponding to the map on a scale of 1:10 000. The BDOT10k information scope includes 9 categories of object classe
These data were automated to provide an accurate high-resolution historical shoreline of Ashley River, SC suitable as a geographic information system (GIS) data...
For the digital topographic maps, vector data from the basic DLM are generalised and processed according to the ATKIS signature catalogue. The digital data can be submitted by download or on other med