Sister Benigna Graff, OSB papers, OSBCHI-D-GRAFBENI. Benedictine Sisters of Chicago Archives.
Sister Benigna Graff, OSB papers, OSBCHI-D-GRAFBENI. Benedictine Sisters of Chicago Archives. https://osbchicagoarchives.libraryhost.com/repositories/2/resources/196 Accessed November 29, 2025.