Title: Mater Misericordia Academy May Day Activities (c.1930) Abstract: Mater Misericordia Academy/Schools Source: Waldron Mercy Academy Archives Binder: 4 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.