New fuel element development: Trip report, ALCOA, New Kensington, May 5, 6, 1952
Pittsburgh Area Transportation Study. Volume I. Study Findings
Philadelphia International Airport Compatibility Analysis Boeing Model 733-290 SST
Penn Jersey Transportation Study, Volume III. 1975 Transportation Plans
Transit Expressway Report: Condensation of the Report on Testing and Evaluation
The East Bay Area Industrial Tract, Port of Erie, Pennsylvania
Mass Transportation in a Small City
Commuter Railroad Service Improvements for a Metropolitan Area - Sepact I
Pennsylvania Tire and Rubber Company. Federal Motor Vehicle Safety Standard No. 109 (Tires)
Proposed Delaware Valley Industrial Wasteline. Legal Implications
Status Report: Mass Transportation and Highway Planning
Pennsylvania Tire and Rubber Company. Federal Motor Vehicle Safety Standard No. 109 (Tires)
Costs of Hauling Antiskid Materials in Commonwealth Vehicles
Federal Motor Vehicle Safety Standard No. 109 (Tires). Mansfield Tire and Rubber Company
Federal Motor Vehicle Safety Standard No. 109 (Tires). The Mansfield Tire and Rubber Company
Federal Motor Vehicle Safety Standard No. 109 (Tires). Mansfield Tire and Rubber Company
Pennsylvania Tire and Rubber Company. Federal Motor Vehicle Safety Standard No. 109 (Tires)
Pennsylvania Tire and Rubber Company. Federal Motor Vehicle Safety Standard No. 109 (Tires)
Grove City, Pennsylvania, ADAP Request No. 71-1-7-42-0035
Clarion County Airport, Clarion, Pennsylvania
Reading Municipal Airport, Reading, Pennsylvania
SEPACT III Final Report: Operation Reading
Pennsylvania. Airport Project at Shamokin. Northumberland County
Grove City Airports, Grove City, Pennsylvania
University Park Airport, State College, Pennsylvania
Description of a Loran-C Propagation Anomaly and Associated Coordinate Conversion Problems
Impact on Transit Ridership and Revenue of Reduced Fares for the Elderly
Pennsylvania. Rapid Transit System for Port Authority of Allegheny County