

Ut per litteras apostolicas: Papal Letters
The database “Ut per litteras apostolicas” stands as the electronic rendition of the series of registers and letters of the popes from the thirteenth and fourteenth centuries, meticulously preserved in the Archivio Segreto Vaticano in Rome.
What Users Will Find
1
Vast Collection
Access over 250,000 enriched documents, including unpublished material, offering unparalleled insights into medieval society.
2
Expert Analysis
Our specialists provide meticulous analyses, correcting errors and enhancing the data beyond printed editions.
3
User-Friendly
Easily navigate and explore the database, accessing a wealth of information on medieval society with just a few clicks.


Reasons to subscribe
Aims & Scope
Ut per Litteras Apostolicas provides the complete collection of papal letters from the thirteenth and fourteenth centuries and enables powerful software searches. This database allows the underexploited, or even unexploited, documentary source to be studied and accessed by the international community of medievalists.
The database of papal registers, allows for extensive and intensive searching, including refinement by various criteria such as date, type of letter, and place of issue, drawn from independent sources. Users can also search by date of publication, reference number, word or name variations, and subject-matter.
Partners
LITPA is realised in collaboration with the Centre Interuniversitaire d’Histoire et d’Archéologie Médiévales de Lyon (UMR 5648), the École française de Rome, the Institut de Recherche et d’Histoire des Textes (CNRS, Paris) and is led by the Centre de Recherche sur la Papauté d’Avignon.
Coverage
The current (4th edition of the) database comprises approximately 250,000 documents and encompasses a wide range of pontificates.
see the list
| POPES | EDITIONS | NUMBER OF DOCUMENTS |
| Honorius III (1216-1227) | Regesta Honorii papae III (1216-1227), éd. P. Pressutti, Roma, 1888-1895, 2 vols. | 6288 |
| Gregory IX (1227-1241) | Les registres de Grégoire IX (1227-1241), éd. L. Auvray, Paris, 1890-1955, 4 vols. (BEFAR) | 6183 |
| Innocent IV (1243-1254) | Les registres d’Innocent IV (1243-1254), éd. E. Berger, Paris, 1884-1921, 4 vols. (BEFAR) | 8352 |
| Alexander IV (1254-1261) | Les Registres d’Alexandre IV (1254-1261), éd. Ch. Bourel de la Roncière, J. de Loye, P. de Cénival et A. Coulon, Paris, 1895-1959, 3 vols. (BEFAR) | 3260 |
| Urban IV (1261-1264) | Les Registres d’Urbain IV (1261-1264), éd. J. Guiraud, Paris 1892-1958, 4 vols. (BEFAR) | 508 + 3017 |
| Clement IV (1265-1268) | Les Registres de Clément IV (1265-1268), éd. E. Jordan, Paris, 1893-1945, 1 vol. (BEFAR) | 1944 |
| Gregory X (1272-1276) John XXI (1276-1277) | Les Registres de Grégoire X (1272-1276) et de Jean XXI (1276-1277), Paris, 1892-1960, 1 vol. (BEFAR) | 1090 + 165 |
| Nicholas III (1277-1280) | Les Registres de Nicolas III (1277-1280), éd. J. Guiraud et L. Cadier, Paris, 1898-1938, 1 vol. (BEFAR) | 1090 |
| Martin IV (1281-1285) | Les Registres de Martin IV (1281-1283), éd. F. Olivier-Martin, Paris, 1901-1935, 1 vol. (BEFAR) | 594 |
| Honorius IV (1285-1287) | Les Registres d’Honorius IV (1285-1287), éd. M. Prou, Paris, 1886-1888, 1 vol. (BEFAR) | 975 |
| Nicholas IV (1288-1292) | Les Registres de Nicolas IV (1288-1292), éd. E. Langlois, Paris, 1887-1893, 2 vols. (BEFAR) | 7654 |
| Boniface VIII (1295-1303) | Les Registres de Boniface VIII (1294-1303), éd. G. Digard, M. Faucon, A. Thomas et R. Fawtier, Paris, 1884-1939, 4 vols. (BEFAR) | 5597 |
| Benedict XI (1303-1304) | Le Registre de Benoit XI (1303-1304), éd. Ch. Grandjean, Paris, 1883-1905, 1 vol. (BEFAR) | 1327 |
| Clement V (1305-1314) | Regestum Clementis papae V…, O.S.B., Roma, 1885-1892, 10 vols. | 10668 |
| John XXII (1316-1334) | Jean XXII (1316-1334), Lettres communes, éd. G. Mollat, Paris, 1904-1947,16 vols. (BEFAR) | 64421 |
| Jean XXII (1316-1334), Lettres secrètes et curiales relatives á la France, éd. A. Coulon et S. Clémencet, Paris, 1900-1972, 4 vols. (BEFAR) | 5569 | |
| Benedict XII (1334-1342) | Benoit XII (1334-1342), Lettres communes, éd. J.-M. Vidal, Paris 1902-1911, 3 vols. (BEFAR) | 9536 |
| Benoit XII (1334-1342), Lettres closes, patentes et curiales se rapportant a la France, éd. G. Daumet, Paris, 1899-1920, 1 vol. (BEFAR) | 929 | |
| Benoit XII (1334-1342), Lettres closes et patentes intéressant les pays autres que la France, éd. J.-M. Vidal, Paris, 1913-1950, 2 vols. (BEFAR) | 3285 | |
| Clement VI (1342-1352) | Clément VI (1342-1352), Lettres closes, patentes et curiales se rapportant á la France, éd. E. Déprez, G. Mollat et J. Glénisson, Paris, 1925-1961, 3 vols. (BEFAR) | 5479 |
| Clément VI (1342-1352), Lettres closes, patentes et curiales intéressant les pays autres que la France, éd. E. Déprez et G. Mollat, Paris, 1960-1961, 1 vol. (BEFAR) | 2705 | |
| Innocent VI (1352-1362) | Innocent VI (1352-1362), Lettres secrètes et curiales, éd. M.-H. Laurent et N. Gotteri, Paris, 1959-en cours de publication, 5 vols. (BEFAR) | 2512 |
| Urban V (1362-1370) | Urbain V (1362-1370), Lettres communes, éd. M.-H. Laurent et alii, Paris, 1954-1989, 12 vols. (BEFAR) | 27935 |
| Urbain V (1362-1370), Lettres secrètes et curiales se rapportant á la France, Paris, 1902-1955, 1 vol. (BEFAR) | 3286 | |
| Urbain V (1362-1370), Suppliques de 1362 á 1365 (années I á IV), éd. A.-M. Hayez, 1978-1989 (electronic version) | 20477 | |
| Gregory XI (1370-1378) | Grégoire XI (1370-1378), Lettres secrètes et curiales relatives á la France, éd. L. Mirot, H. Jassemin et alii, Paris, 1935-1957, 1 vol. (BEFAR) | 3952 |
| Grégoire XI (1370-1378), Lettres secrètes et curiales intéressant les pays autres que la France, éd. G. Mollat, Paris, 1962-1965, 1 vol. (BEFAR) | 4046 | |
| Grégoire XI (1370-1378), Lettres communes, années I á V, éd. A.-M. Hayez, 1990-1998 (electronic version) | 4171 |
Key Features
- The current documents present, beyond the analyses, the actual editions of numerous letters.
- Any errors that have been identified in the analyses of the original publication have been corrected. The data presented is an improvement on what is found in the printed editions.
- The present version of the database contains more than 250,000 documents, all categories included.

Interested?
Copyright
© 2011, Functional Design: Centre Interuniversitaire d’Histoire et d’Archéologie Médiévales de Lyon, École française de Rome and Institut de recherche et d’histoire des textes (CNRS)
© 2011, Database: École française de Rome
© 2011, Database and Publication Rights: Brepols Publishers S.A.
Cover image: Calligraphic Exercise in Latin, 17th c., Metropolitan Museum of Art
