Grata recordatio
Grata recordatio ('With joyful recollection') was the third encyclical issued by Pope John XXIII, and was issued on 26 September 1959. It urges the use of the Rosary in the month of October following the tradition to do so by Pope Leo XIII. In it he recalled the "pleasant memory" of hearing those encyclicals read every October. See also List of encyclicals of Pope John XXIII References Sources text on Vatican website. Papal encyclicals Works by Pope John XXIII 1959 documents 1959 in Christianity September 1959 events