The History of the Sisters of Divine ProvidenceMary Generosa Callahan · First published 2011Open the Tome
Mother Angelique Ayres, dreamer and builder of Our Lady of the Lake UniversityMary Generosa Callahan · First published 1981Open the Tome
The history of the Sisters of Divine Providence, San Antonio, TexasMary Generosa Callahan · First published 1955Open the Tome
