Letter from David H. Williams, Senior Trust Officer at the Girard Trust Corn Exchange Bank, to Norman W. Garrett, Secretary of the Fairmount Park Commission, regarding the Commission's failure to maintain Loudoun Mansion in accordance with the provisions of Maria Dickinson Logan's will, 1954 November 22, Drawer: 4-2. History Files, FP.2010.001.006. Fairmount Park Historic Resources Archive. https://pprarchives.libraryhost.com/repositories/2/archival_objects/405656 Accessed June 09, 2025.