The Thomas Mansion in Clifford Park (reproduction): basement floor plan (A-1); first floor plan (A-2); second floor plan (A-3); third floor plan (A-4); front elevation (A-5); southeast elevation (A-6); rear elevation (A-7); northwest elevation (A-8); sections, details, and plans (A-9); first floor reflected ceiling plan (A-10); second floor reflected ceiling plan (A-11); third floor reflected ceiling plan (A-12); basement floor plan mechanical (M-1); first floor plan - mechanical (M-2); second floor plan - mechanical (M-3); third floor plan - mechanical (M-4); schedules (M-5); gas flue vent through roof and exhaust fan details (M-6); basement floor plan - plumbing (P-1); first floor plan - plumbing (P-2); second floor plan - plumbing (P-3); third floor plan - plumbing (P-4); schematic diagram of sanitary system (P-5). [23 sheets], 1990, Drawer: W18 and W19, Folder: 5. Wissahickon Valley Park Maps, Plans and Drawings, FP.2011.006. Fairmount Park Historic Resources Archive. https://pprarchives.libraryhost.com/repositories/2/archival_objects/405992 Accessed April 20, 2025.