| 1821 | ISO1.2.3 | Isocrate | Oeuvres Completes III | da |
| 1822 | ITI195 | | Itinerarium | da |
| 1823 | IUS1.1.1 | Iustinianus | Novellae Vol.1 (ed. Zachariae) | da |
| 1824 | IUS1.1.2 | Iustinianus | Novellae Vol.2 (ed. Zachariae) | da |
| 1825 | IUS2.1 | Iustinus | Dialog mit dem Juden Tryphon | da |
| 1826 | IUV1.1 | Iuvenal et Persius | Oeuvres completes - De Turnus et De Suplicia | da |
| 1827 | IUV1.2 | Iuvenal et Persius | Oeuvres Completes - De Turnus et De Suplicia | da |
| 1828 | JAB1.1 | Jaboulet-Vercherre, Azelina | The physician, the Drinker, and the Drunk | da |
| 1829 | JAC1.1 | Jacquart, Danielle (ed.) | Recherches medievales sur la nature humaine. Essais sur la reflexion medicale (XIIe-XVe s.) | da |
| 1830 | JAC1.2 | Jacquart, Danielle | La médecine médiévale dans le cadre parisien : XIVe - XVe siècle | da |
| 1831 | JAC2.1 | Jacob, Christian (ed.) | Lieux de savoir. 2: Les mains de l'intellect | nu |
| 1832 | JAE1.1 | Jaeger, Werner | Aristotle.Fundamentals of the history of his Development | nu |
| 1833 | JAE1.2 | Jaeger, Werner | Paideia. La formation de l'homme grecque | da |
| 1834 | JAE1.3.1 | Jaeger, Werner | Scripta minora vol.1 | da |
| 1835 | JAE1.3.2 | Jaeger, Werner | Scripta minora vol.2 | da |
| 1836 | JAG1.1.1 | S. Wlodek, G. Zathey, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 1 | da |
| 1837 | JAG1.1.2 | M. Kowalczyk, M. Markowski, G. Zathey, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 2 | da |
| 1838 | JAG1.1.3 | M. Kowalczyk, A. Kozlowska, M. Markowski, S. Wlodek, G. Zathey, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 3 | da |
| 1839 | JAG1.1.4 | M. Kowalczyk, A. Kozlowska, M. Markowski, S. Wlodek, G. Zathey, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 4 | da |
| 1840 | JAG1.1.5 | M. Kowalczyk, A. Kozlowska, M. Markowski, S. Wlodek, G. Zathey, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 5 | da |
| 1841 | JAG1.1.6 | M. Kowalczyk, A. Kozlowska, M. Markowski, L. Nowak, A. Sobanska, R. Tatarzynski, S. Wlodek, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 6 | da |
| 1842 | JAG1.1.7 | M. Kowalczyk, A. Kozlowska, M. Markowski, L. Nowak, A. Sobanska, R. Tatarzynski, S. Wlodek, W. Zega, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 7 | da |
| 1843 | JAG1.1.8 | M. Kowalczyk, A. Kozlowska, M. Markowski, L. Nowak, A. Sobanska, R. Tatarzynski, S. Wlodek, W. Zega, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 8 | da |
| 1844 | JAG1.1.9 | M. Kowalczyk, A. Kozlowska, M. Markowski, L. Nowak, A. Sobanska, R. Tatarzynski, S. Wlodek, W. Zega, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 9 | da |
| 1845 | JAG1.1.10#1 | A. Kozlowska, L. Nowak, A. Sobanska, R. Tatarzynski, W. Zega, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 10 | da |
| 1846 | JAG1.1.10#2 | A. Kozlowska, L. Nowak, A. Sobanska, R. Tatarzynski, W. Zega, M. Zwiercan | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 10 | da |
| 1847 | JAG1.1.11 | Anna Kowlowska, Lucina Nowak, Anna Sobanska, Adalbertus Swieboda, Richardus Tatarzynski, Wladimirus Zega | Catalogus codicum manuscriptorum medii aevi latinorum qui in bibliotheca Jagellonica Cracoviae asservantur, vol. 11 | da |
| 1848 | JAN1.1 | Janssens, Jules L. | An Annotated Bibliography on Ibn Sina | da |
| 1849 | JEA1.1 | Jeauneau, Edouard | Etudes erigeniennes | da |
| 1850 | JEA1.2 | Jeauneau, Edouard | Receptarea Părinţilor greci ai Bisericii în Occident. Contribuţia lui Ioan Scotus Eriugena | da |
| 1851 | JEA1.3 | Jeauneau, Edouard | Filosofia medievală | da |
| 1852 | JIM1.1 | Jiménez del Castillo, Juan Carlos | La Austriaca siue Naumachia de Francisco de Pedrosa | da |
| 1853 | JOL1.1 | Jolivet, Jean | Translationes studiorum. Studii de filosofie medievala araba si latina | da |
| 1854 | JOL1.2 | Jolivet, Jean | Arts du langage et théologie chez Abélard | da |
| 1855 | JOL1.3 | Jolivet, Jean | Résumés des conférences et travaux | da |
| 1856 | JOL1.4 | Jolivet, Jean | Abelard: artele limbajului si teologia | nu |
| 1857 | JOL1.5 | Jolivet, Jean | Perspectives médiévales et arabes | da |
| 1858 | JOL1.6 | Jolivet, Jean | Godescalc d'Orbais et la Trinite a l'epoque carolingienne | da |
| 1859 | JOL1.7 | Jolivet, Jean (ed.) | Multiple Averroes | da |
| 1860 | JOL1.8 | Jolivet, Jean | Abelard ou la philosophie dans le langage | da |
| 1861 | JON1.1 | Jones, W.T. | The medieval mind | da |
| 1862 | JOR1.1 | Jordan von Quedlinburg | Postillae et Sermones | da |
| 1863 | JUL1.1 | Julia, Didier | Dictionnaire de la philosophie | da |
| 1864 | JUN1.1 | Jung-Palczewska, Elzbieta | Prima verba. Krakowskie mowy uniwersyteckie | da |
| 1865 | KAG1.1 | Kagan, Donald (ed.) | Studies in the Greek Historians | da |
| 1866 | KAL1.1 | Kaluza, Zenon | Lektury Filozoficzne Wincentego Kadlubka. Zbior Studiow | da |
| 1867 | KAL1.2 | Kaluza, Zenon | Etudes doctrinales sur le XIVe siecle. Theologie, logique, philosophie | nu |
| 1868 | KAL1.3 | Kaluza, Zenon | Les querelles doctrinales a Paris. Nominalistes et realistes aux confins du XIVe et du XVe siecle | da |
| 1869 | KAL1.4 | Kaluza, Zenon | Nicolas d'Autrecourt, ami de la verite | nu |
| 1870 | KAL2.1 | Kalhous, David | Anatomy of a duchy. The political and ecclesiastical structures of early Přemyslid Bohemia | da |
