Sister Mariella Hathorn, OSB papers, OSBCHI-D-HATHMARI. Benedictine Sisters of Chicago Archives.
Sister Mariella Hathorn, OSB papers, OSBCHI-D-HATHMARI. Benedictine Sisters of Chicago Archives. https://osbchicagoarchives.libraryhost.com/repositories/2/resources/208 Accessed November 05, 2025.
