Quinquagesimo Ante Anno – Encyclical Letter of the Supreme Pontiff On the Occassion of the Closing of the JubileeYear (Pius XI – Dec. 23, 1929) Quinquagesimo Ante Anno – Encyclical Letter of the Supreme Pontiff On the Occassion of the Closing of the Jubilee Year (Pius XI – Dec. 23, 1929)
Catholic Audio Files