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You searched for: Author U.S. Geological Survey Remove constraint Author: U.S. Geological Survey Subject Imagery and Base Maps Remove constraint Subject: Imagery and Base Maps Collection Pennsylvania Spatial Data Access (PASDA) Remove constraint Collection: Pennsylvania Spatial Data Access (PASDA) Place Pennsylvania, United States Remove constraint Place: Pennsylvania, United States
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1. Historic topographic maps for Pennsylvania

2005. U.S. Geological Survey. Historic USGS 15 minute topographic maps for Pennsylvania as collected from the MapTech Historical Map Collection at 'http://historical.maptech.com...

2. Historic topographic maps for Pennsylvania, Version 2 (Albers)

2006. U.S. Geological Survey. A newly revised version of the historic USGS 15 minute topographic maps for Pennsylvania as collected from the MapTech Historical Map Collection at...

3. National Land Cover Database 2001 - Tree Canopy Layer - Pennsylvania and Northeast

2003. U.S. Geological Survey. The National Land Cover Database 2001 tree canopy layer for mapping zone 60 was produced through a cooperative project conducted by the Multi-Resol...

4. National Land Cover Database 2001 - Imperviousness Layer - Pennsylvania and Northeast

2003. U.S. Geological Survey. The National Land Cover Database 2001 for mapping zone 60 was produced through a cooperative project conducted by the Multi-Resolution Land Charact...

5. National Land Cover Database 2001 - Imperviousness Layer - Western Pennsylvania and Ohio

2003. U.S. Geological Survey. The National Land Cover Database 2001 for mapping zone 47 was produced through a cooperative project conducted by the Multi-Resolution Land Charact...

6. National Land Cover Database 2001 - Land Cover Layer - Pennsylvania and Northeast

2003. U.S. Geological Survey. The National Land Cover Database 2001 land cover layer for mapping zone 60 was produced through a cooperative project conducted by the Multi-Resolu...

7. National Land Cover Database 2001 - Land Cover Layer - Western Pennsylvania and Ohio

2003. U.S. Geological Survey. The National Land Cover Database 2001 land cover layer for mapping zone 47 was produced through a cooperative project conducted by the Multi-Resolu...

8. National Land Cover Database 2001 - Tree Canopy Layer - Western Pennsylvania and Ohio

2004. U.S. Geological Survey. The National Land Cover Database 2001 tree canopy layer for mapping zone 47 was produced through a cooperative project conducted by the Multi-Resol...

9. 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.

10. 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...