Allegheny Portage Railroad NHS Railroads
Farrell J. 1998. Allegheny Portage Railroad NHS Railroads. NC State University
Railroads in and around Allegheny Portage Railroad NHS
- Type
- Geospatial Dataset
- Authors
- Farrell, James
- Date of Issue
- 1998-06-01
- Publisher
- NC State University
- Units
- ALPO
- Keywords
- Access, Allegheny Portage Railroad NHS, Blue Knob 7.5 minute USGS quadrangle, Cresson 7.5 minute USGS quadrangle, Hollidaysburg 7.5 minute USGS quadrangle, Pennsylvania, Railroads, Roaring Springs 7.5 minute USGS quadrangle, Spruce Creek 7.5 minute USGS quadrangle, Transportation, Williamsburg 7.5 minute USGS quadrangle