Author
- Philadelphia Rapid Transit Company 5 results
- Philadelphia Record 5 results
- Southeastern Pennsylvania Transportation Authority 4 results
- Philadelphia (Pa.) Urban Traffic and Transportation Board 3 results
- Philadelphia (Pa.). Urban Traffic and Transportation Board 3 results
- Philadelphia Transportation Company 3 results
- Southeastern Pennsylvania Transportation Authority. Cartography Department 2 results
- Hartwell, Edward M. 1 results
- Jones, Clarence 1 results
- Meyers, Allen 1 results
- Moore, J. Hampton (Joseph Hampton), 1864-1950 1 results
- National Railway Historical Society. Philadelphia Chapter 1 results
- Philadelphia (Pa.). Department of Public Property 1 results
- Philadelphia City Planning Commission 1 results
- Philadelphia Rapid Transit Company Glass Plate Negative Collection 1 results
- Philadelphia Transportation Company, 1 results
- Robert R. Nathan Associates 1 results
- Sechler, Robert P. 1 results
- Simulation Systems Inc 1 results
- Smith, Charles Morton 1 results
- Southeastern Pennsylvania Transportation Authority. Service Planning Department 1 results
- Spivak, Joel 1 results
- Turnpike Engineers Inc 1 results
- Twining, William S. 1 results
- Wilbur Smith and Associates 1 results
- Williams, Gerry 1 results
- Wolfinger, James, 1 results