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1. Digital Elevation Model - 10-Meter: Pennsylvania

1996. U.S. Geological Survey. Digital Elevation Model (DEM) is the terminology adopted by the USGS to describe terrain elevation data sets in a digital raster form. The standard...

2. Digital Elevation Model - 30-Meter: Pennsylvania

1996. U.S. Geological Survey. Digital Elevation Model (DEM) is the terminology adopted by the USGS to describe terrain elevation data sets in a digital raster form. The standard...

3. Topographic Maps (DRG) for Pennsylvania 1:24,000 - Albers - cropped collars

1996. U.S. Geological Survey. A Digital Raster Graphic (DRG) is a raster image of a scanned USGS topographic or planimetric map with cropped collars in Albers projection.

4. Topographic Maps (DRG) for Pennsylvania 1:24,000 - UTM

1996. U.S. Geological Survey. A Digital Raster Graphic (DRG) is a raster image of a scanned USGS topographic or planimetric map including the collar information, georeferenced t...

5. Topographic Maps (DRG) for Pennsylvania 1:24,000 - UTM - cropped collars

1996. U.S. Geological Survey. A Digital Raster Graphic (DRG) is a raster image of a scanned USGS topographic or planimetric map with cropped collars, georeferenced to the UTM grid.

6. Topographic Maps (DRG) for Pennsylvania 1:24,000 - UTM - NAD 1983

1996. U.S. Geological Survey. A Digital Raster Graphic (DRG) is a raster image of a scanned USGS topographic or planimetric map including the collar information, georeferenced t...

7. Topographic Maps (DRG) for Pennsylvania 1:24,000 - UTM - NAD 1983 - cropped collars

1996. U.S. Geological Survey. A Digital Raster Graphic (DRG) is a raster image of a scanned USGS topographic or planimetric map with cropped collars, georeferenced to the UTM gr...