Philadelphia society was aghast when Debutant Katherine Drexel -- beautiful, young, talented -- became a nun. In a lifetime that spanned almost a century from 1858 to 1995, she founded and became Mother Superior of the Sisters of the Blessed Sacrament, whose vocation was to establish and staff schools for Indians and Negroes throughout the United States. Her many institutions -- including New Orleans's Xavier University -- are continuing testimonials to her indomitable courage and love of God's underprivileged.