Plan placing upon the city plan no. 311 Allens Lane Art Center, from Wissahickon Avenue to Property Line of Wissahickon Valley Park, Allens Place, from Allens Lane southeastwardly to a dead end, and Orwell Road from Allens Lane to Mount Airy Avenue; and revising the curb lines and grades of Mount Airy Avenue, from Wissahickon Avenue to Blue Bell Terrace; and changing the designation of Livezey Street to Livezey Lane. [1 sheet], 1958 June 10, Drawer: W15, W16, & W17, Folder: 2. Wissahickon Valley Park Maps, Plans and Drawings, FP.2011.006. Fairmount Park Historic Resources Archive. https://pprarchives.libraryhost.com/repositories/2/archival_objects/49547 Accessed April 20, 2025.