Letter from Henry Pratt McKean transmitting the deed for a tract of land to be made into a park or playground to be known as Fernhill Park in memory of his parents, Thomas and Elizabeth Wharton Mckean, 1913 December 2, Drawer: 3-3. History Files, FP.2010.001.006. Fairmount Park Historic Resources Archive. https://pprarchives.libraryhost.com/repositories/2/archival_objects/405640 Accessed April 20, 2025.