Search Constraints
You searched for:
Access
Public
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Subject
Transportation
Remove constraint Subject: Transportation
Collection
Pennsylvania Spatial Data Access (PASDA)
Remove constraint Collection: Pennsylvania Spatial Data Access (PASDA)
Data type
Vector
Remove constraint Data type: Vector
Year
1996
Remove constraint Year: 1996
1 - 3 of 3
Search Results
1. Active Railroads: Pennsylvania
1996. Environmental Resources Research Institute. Location of active rail lines in Pennsylvania, digitized from 1:24,000 USGS topographic maps on a stable mylar base.
2. Inactive Railroads: Pennsylvania
1996. Environmental Resources Research Institute. Location of inactive rail lines in Pennsylvania, digitized from 1:24,000 USGS topographic maps on a stable mylar base.
3. Spring Creek Watershed roads: Pennsylvania
1996. Environmental Resources Research Institute. Roads and road network located in the Spring Creek Watershed.