Sister Ambrose Frede, OSB papers, OSBCHI-D-FREDAMBR. Benedictine Sisters of Chicago Archives.
Sister Ambrose Frede, OSB papers, OSBCHI-D-FREDAMBR. Benedictine Sisters of Chicago Archives. https://osbchicagoarchives.libraryhost.com/repositories/2/resources/169 Accessed November 04, 2025.
