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Brief Dives in misericordia (16 November 1877)
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Encyclical Quae in Patriarchatu (Rome, 1st September 1876)
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Apostolic Letter Graves ac diuturnae (23 March 1875)
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Encyclical Quod nunquam (5 February 1875)
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Encyclical Letter Gravibus Ecclesiae (24 December 1874)
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Encyclical Omnem sollicitudinem (Rome, 13 May 1874)
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Encyclical Vix dum a Nobis (Rome, 7 March 1874)
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Encyclical In magnis illis (27 December 1873)
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Encyclical Etsi multa (21 November 1873)
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Encyclical Quartus supra (Rome, 6 January 1873)
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Letter In luctuosissimis (16 June 1872)
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Address Ordinem Vestrum (27 October 1871)
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Encyclical Letter Saepe, Venerabiles (5 August 1871)
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Encyclical Letter Beneficia Dei (4 June 1871)
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Encyclical LetterUbi Nos (15 May 1871)
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Encyclical Letter Ubi Prima (11 March 1871)
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Letter Ecclesia Dei (2 March 1871)
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Encyclical Letter Respicientes ea (1 November 1870)
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Dogmatic Constitution Pastor Aeternus (18 July 1870)
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Apostolic Letter Quo impensiore (20 May 1870)
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Dogmatic Constitution Dei Filius (24 April 1870)
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Apostolic Letter Apostolici ministerii (5 April 1870)
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Bull Multiplices inter (23 March 1870)
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Apostolic Letter Non sine gravissimo (24 February 1870)
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Apostolic Letter Religiosas regularium (23 February 1870)
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Apostolic Letter Iam vos omnes (13 September 1868)
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Apostolic Letter Arcano Divinae (8 September 1868)
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Apostolic Letter Aeterni Patris (29 June 1868)
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Brief Ex quo infensissimi (14 November 1867)
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Encyclical Letter Levate (17 October 1867)
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Address Singulari quidem (26 June 1867)
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Letter Meridionali Americae (30 September 1865)
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Address Multiplices inter (25 September 1865)
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Encyclical Quanta cura (8 December 1864)
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Encyclical Maximae quidem (Castel Gandolfo, 18 August 1864)
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Encyclical Ubi urbaniano (Castel Gandolfo, 30 July 1864)
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Brief Multis gravissimis (28 January 1864)
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Letter Tuas libenter (21 December 1863)
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Encyclical Incredibili afflictamur (17 September 1863)
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Encyclical Quanto conficiamur (Rome, 10 August 1863)
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Apostolic Letter Gravissimas inter (11 December 1862)
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Address Maxima quidem (9 June 1862)
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Encyclical Amantissimus humani (8 April 1862)
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Address Iamdudum cernimus (18 March 1861)
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Address Multis gravibusque (17 December 1860)
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Address Novos et ante (28 September 1860)
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Apostolic Letter Dolore haud mediocri (30 April 1860)
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Brief Cum Catholica Ecclesia (26 March 1860)
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Encyclical Nullis certe (Rome, 19 January 1860)
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Address Maximo animi (26 September 1859)
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Address Ad gravissimum (20 June 1859)
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Encyclical Qui nuper (Rome, 18 June 1859)
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Encyclical Cum Sancta Mater (27 April 1859)
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Encyclical Amantissimi Redemptoris (3 May 1858)
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Encyclical Cum nuper (20 January 1858)
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Apostolic Letter Eximiam tuam (15 June 1857)
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Encyclical Singulari quidem (Rome, 17 March 1856)
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Apostolic Constitution Ineffabilis Deus (8 December 1854)
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Enyiclical Optime noscitis (Rome, 20 March 1854)
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Encyclical Neminem vestrum (2 February 1854)
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Encyclical Inter multiplices (21 March 1853)
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Encyclical Nemo certe ignorat (25 March 1852)
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Encyclical Ex aliis Nostris (21 November 1851)
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Encyclical Exultavit cor nostrum (21 November 1851)
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Address Si semper antea (20 May 1850)
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Encyclical Nostis et nobiscum (Naples, 8 December 1849)
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Address Quibus, quantisque (20 April 1849)
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Protest La serie (Gaeta, 14 February 1849)
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Encyclical Ubi primum (Gaeta, 2 February 1849)
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Proclamation Da questa pacifica (1st January 1849)
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Address Non semel (29 April 1848)
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Decree Nelle istituzioni (14 March 1848)
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Proclamation Romani, e quanti (Rome, 14 March 1848)
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Encyclical Ubi primum (Rome, 17 June 1847)
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Encyclical Praedecessores Nostros (Rome, 25 March 1847)
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Encyclical Qui pluribus (Rome, 9 November 1846)
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Edict Nei giorni (16 July 1846)