Title: Harriton House, Bryn Mawr (photo c.1890) Photographer: Corlies, S. Fisher Abstract: Home of Charles Thomson, only Secretary of the Continental Congress Keywords: Harriton House/Thomson, Charles/Continental Congress Source: Lower Merion Historical Society Archives Binder: 1 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 online through Diane Publishing Company or in Lower Merion areabook stores.