Title: Penn House, Bryn Mawr (1850) Abstract: Lancaster and Penn Avenues Keywords: Bryn Mawr/Penn House/Lancaster Avenue Source: Lower Merion Historical Society Archives Binder: 3 Collection: W. Robert Swartz This photo and many others may be found in The First 300: The Amazing and Rich History of Lower Merion, which may be purchased through Diane Publishing Company or in Lower Merion area book stores.