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1. Aerial Photography 2000 - Tile Index: Philadephia, Pennsylvania

2000. Philadelphia aerial photography.

2. Aerial Photography 2000: Philadephia, Pennsylvania

2000. Philadelphia aerial photography.

3. Allegheny National Forest Contour - 20ft: Pennsylvania

2000. This dataset displays contour lines covering the Allegheny National Forest (ANF) and surrounding area at 20 foot intervals. Each contour is a line ...

4. Allegheny National Forest Contour 100ft: Pennsylvania

2000. This dataset displays contour lines covering the Allegheny National Forest (ANF) and surrounding area at 100 foot intervals. Each contour is a lin...

5. Census Tracts: Philadephia, Pennsylvania

2000. Philadelphia City Planning Commission (PCPC) Department - GIS Division. Census bureau statistical units. Most commonly used statistical unit. This version, released January 2004 contains a fix, replacing tract 172 which...

6. Council Districts: Philadephia, Pennsylvania

2000. Philadelphia City Planning Commission. District Boundaries of Municipal Legislators.

7. Fault Lines - Topographic Change in Philadelphia, During the Last Century: Pennsylvania

2000. United States Geological Survey. A scope of work was developed in response to a request by the U. S. Army Corps of Engineers, Philadelphia District. The request was to perform a to...

8. Floodplain: Allegheny County, Pennsylvania

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. In an effort to expedite the permit review process for Water Obstruction and Encroachment Applications, the Pennsylvania Department of Environmenta...

9. Fractional Vegetation Cover for Northeast Pennsylvania, 2000

2000. Dr. Toby Carlson, Penn State University. Fractional vegetation cover for Pennsylvania was estimated from Thematic Mapper data using algorithms developed by Dr. Toby Carlson. Values range f...

10. Fractional Vegetation Cover for Northwest Pennsylvania, 2000

2000. Dr. Toby Carlson, Penn State University. Fractional vegetation cover for Pennsylvania was estimated from Thematic Mapper data using algorithms developed by Dr. Toby Carlson. Values range f...