Penn-Lincoln Parkway, Development of Traffic Volumes and Traffic Flow Analysis of Interchange Area at the Southeast Corner of the Downtown Triangle, Prepared by the Sub-Committee of the Technical Committee for the Pittsburgh Major Improvement Program, 1946

Penn-Lincoln Parkway, Development of Traffic Volumes and Traffic Flow Analysis of Interchange Area at the Southeast Corner of the Downtown Triangle, Prepared by the Sub-Committee of the Technical Committee for the Pittsburgh Major Improvement Program, 1946, Box: 124, Folder: 30. City Planning Department Library Collection, c.1910-2018 [bulk 1921-2004], RG-04-002. City of Pittsburgh Archives. https://pittsburghcityarchives.libraryhost.com/repositories/2/archival_objects/16213 Accessed November 25, 2024.