Legislative Route 346, Section 6 (Traffic Route 45), Huntingdon County, Pennsylvania
Greater Pittsburgh International Airport, Pittsburgh, Pennsylvania
Transportation Innovation and Changing Spatial Patterns: Pittsburgh, 1850-1910
Defense Use of Certain Federal Property: Philadelphia Area, Navy
University Park Airport, State College, Pennsylvania
Census of Transportation: 1972. Truck Inventory and Use Survey: Pennsylvania
Cross Valley Expressway, L.R. 1052 Section 1, Luzerne County, Pennsylvania
Investigation of Environmental Indices from the Earth Resources Technology Satellites
The Highway Corridor: Predicting the Consequences of Alternative Highway Locations
City of Philadelphia Airport High Speed Rail Line
Greater Pittsburgh International Airport. Book II. Appendix B. Appendix C (Part 1)