Transcripts of 65 letters concerning the Catholic history of the state of Indiana from 1787-1837. Correspondents include Pope Benedict XIV, Cardinal Leonardo Antonelli, and Archbishop Joseph Signay; Bishops Jean-Oliver Briand, Simon Bruté, Edward Dominic Fenwick, Joseph Octave Plessis, and Joseph Rosati; and Charles Carroll, Jean Baptiste Louis Crévier, F.X. Dufaux, Pierre Gibault, Sebastian Meurin, Gabriel Richard, and John Tessier.