"Thirtieth Annual Report of the Board of Trustees and the List of Members" including the address: "The Relation of Natural to Artificial Beauty in Landscape" by Walter Cope, 1902, Box: 16, Folder: 1. Annual Reports and Other Publications, FP.2010.001.001. Fairmount Park Historic Resources Archive. https://pprarchives.libraryhost.com/repositories/2/archival_objects/397565 Accessed April 20, 2025.