Encyclical Letter of His Holiness Pius XI by Divine Providence Pope on the Catholic Priesthood given at Rome at St. Peter's, Printed by The Ecclesiastical Review, Philadelphia, PA, 1935/1220

Encyclical Letter of His Holiness Pius XI by Divine Providence Pope on the Catholic Priesthood given at Rome at St. Peter's, Printed by The Ecclesiastical Review, Philadelphia, PA, 1935/1220, CMTH 16/06, Box: CMTH 16, Folder: 06. Michael A. Mathis Papers, MTH. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/390729 Accessed April 17, 2026.