Franklin Square: Franklin Square. Location of lamps 1883 -- on new walks 1884. [ID: 12B-560; PWD ERV: 1075980; Drawing No.: 1641] [1 sheet], 1884, Drawer: N4, Folder: 2. Philadelphia Water Department 12B - Drawings Donation, FP.2019.002. Fairmount Park Historic Resources Archive. https://pprarchives.libraryhost.com/repositories/2/archival_objects/4864 Accessed April 20, 2025.