Pius X Ad diem illum EN
Ad diem illum laetissimum
Enciclical on the Immaculate Conception
Pope Pius X
February 2, 1904.
Compilation of magisterial documents; the notices on Popes and the topics are extracted from the “Catholic Software 2.0” CD.
Headings
Ad Diem Illum Laetissimum
On the Immaculate Conception
Encyclical of Pope Pius X
February 2, 1904.
To the Patriarchs, Primates, Archbishops, Bishops, and other Ordinaries in Peace and Communion with the Apostolic See.