phils map analysis
Tuesday, April 3, 2012
DRG
http://gis.ny.gov/gisdata/quads/about/drg.htm
A DRG, or digital raster graphic is a scanned image of a topographic map. These maps are simply converting existing maps into digital raster form. This DRG is the map of a small in New York around the campus where this DRG was made.
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