Letters written to the Countess Rachele Maria Carolina Toussaint de St. Seigne (b.1875 - d.1954). Correspondents include Amleto Giovanni, Cicognani Elia Cardinal Dalla Costa, Giovanni Battista Montini (Pope Paul VI), Francis Cardinal Spellman, and Domenico Tardini.

See External Documents below for folder list. Added folder #11 contains biographical information re Mary A. Benjamin and Walter R. Benjamin.