Pope Gregory XVI (February 2, 1831 – June 1, 1846)
- Commissum Divinitus (On Church and State) - May 17, 1835 Ereader Files: English [ MOBI- EPUB- ]
- Cum Primum (On Civil Obedience) - June 9, 1832 Ereader Files: English [ MOBI- EPUB- ]
- In Supremo Apostolatus (Condemning the Slave Trade) - December 3, 1839 Ereader Files: English [ MOBI- EPUB- ]
- Inter Praecipuas (On Biblical Societies) - May 8, 1844 Ereader Files: English [ MOBI- EPUB- ]
- Mirari Vos (On Liberalism and Religious Indifferentism) - August 15, 1832 Ereader Files: English [ MOBI- EPUB- ]
- Probe Nostis (On the Propogation of the Faith) - September 18, 1840 Ereader Files: English [ MOBI- EPUB- ]
- Quas Vestro (On Mixed Marriages) - April 30, 1841 Ereader Files: English [ MOBI- EPUB- ]
- Quo Graviora (On the Pragmatic Constitution) - October 4, 1833 Ereader Files: English [ MOBI- EPUB- ]
- Singulari Nos (On the Errors of Lammenais) - June 25, 1834 Ereader Files: English [ MOBI- EPUB- ]
- Summo Iugiter Studio (On Mixed Marriages) - May 27, 1832 Ereader Files: English [ MOBI- EPUB- ]