Sister Hilary Halpin, OSB papers, OSBCHI-D-HALPHILA. Benedictine Sisters of Chicago Archives.
Sister Hilary Halpin, OSB papers, OSBCHI-D-HALPHILA. Benedictine Sisters of Chicago Archives. https://osbchicagoarchives.libraryhost.com/repositories/2/resources/200 Accessed October 22, 2025.
