58 letters written by Rev. John J. Cavanaugh, C.S.C., to Sister Elaine DesRosiers, O.P., (1963-1976), and a background narrative by DesRosiers concerning the letters (1992); annals written by Sister Elaine, 1976-1998, and a copy of her family's history, Gregoire - Des Rosiers, by Ben Fontaine (Baltimore, 1996).