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This circa 1875 photo provided by the Oblate Sisters of Providence shows Sisters Mildred Thomas and Regina Frazier with students and orphans at Saint Frances School for Girls in Baltimore, Md. Mother Mary Lange, who co-founded the Oblate Sisters of Providence in Baltimore in 1829, is among six Black Catholic Americans formally placed in the canonization process that could lead to sainthood. (AP/Oblate Sisters of Providence)