Title: Der Unfehlbare
Subjects: Doctrines, History, Catholic Church, Vatican Council (1st : 1869-1870 : Basilica di San Pietro in Vaticano) (uri) http://id.loc.gov/authorities/names/n50000581 (uri) http://viaf.org/viaf/sourceID/LC|n50000581
People: Pius IX Pope (1792-1878)
Time periods: 19th century