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Penn State
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41. 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...
42. 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.
43. 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...
44. 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...
45. United States Concise - Geographic Names Information System (GNIS)
2009. U.S. Geological Survey. The Geographic Names Information System (GNIS) is the Federal standard for geographic nomenclature. The U.S. Geological Survey developed the GNIS f...
46. United States Historic Features - Geographic Names Information System (GNIS)
2009. U.S. Geological Survey. The Geographic Names Information System (GNIS) is the Federal standard for geographic nomenclature. The U.S. Geological Survey developed the GNIS f...
47. United States Populated Places - Geographic Names Information System (GNIS)
2009. U.S. Geological Survey. The Geographic Names Information System (GNIS) is the Federal standard for geographic nomenclature. The U.S. Geological Survey developed the GNIS f...
48. USGS Geopdfs for District of Columbia
2011. U.S. Geological Survey. Layered GeoPDF 7.5 Minute Quadrangle Map. Layers of geospatial data include orthoimagery, roads, grids, geographic names, elevation contours, hydro...
49. USGS Geopdfs for New Jersey
2014. U.S. Geological Survey. Layered GeoPDF 7.5 Minute Quadrangle Map. Layers of geospatial data include orthoimagery, roads, grids, geographic names, elevation contours, hydro...
50. USGS Geopdfs for Pennsylvania 30 x 60 Minute
2011. U.S. Geological Survey. GeoPDF 30 x 60 Minute Quadrangle Map for Pennsylvania.