Scope and Content Correspondence with John W. Mahan dating from the time of Ford's work on the Irish World; correspondence with Thomas O'Gorman, professor of church history at Catholic University in Washington D.C. and later bishop of Sioux Falls, South Dakota, and Bishop John Ireland of St. Paul, Minnesota, concerning the Americanist controversy in the 1890s; correspondence with Frank Dosert concerning the production in Rome in 1893 of a Mass which he wrote; correspondence with John W. Munson and others...