Acta Sanctæ Sedis, a Roman monthly publication containing the principal public documents issued by the Pope, directly or through the Roman Congregations. It was begun in 1865, under the title of “Acta Sancte Sedis in compendium redacta etc.”, and was declared, 23 May, 1904, an organ of the Holy See to the extent that all documents printed in it are “authentic and official”.
The Catholic Encyclopedia
Acta Sanctæ Sedis
1 section
Charles G. Herbermann and others (editors)
Transcribed from a dated scan; artifacts may remain. Edition notes
Trans. None. Written in English by the contributors whose signatures close each article., The Catholic Encyclopedia, An International Work of Reference on the Constitution, Doctrine, Discipline, and History of the Catholic Church, in fifteen volumes, 1907. Public domain.