| 1951 | LIB1.4 | Libera, Alain de | Penser au Moyen Age | da |
| 1952 | LIB1.5 | Libera, Alain de | Albert le Grand et la philosophie | nu |
| 1953 | LIB2.1 | Libanius | Discours sur les patronages | da |
| 1954 | LIC1.1 | Granius Licinianus | Relivae | da |
| 1955 | LIC2.1 | Lickteig, Franz-Bernard | The german Carmelites at the Medieval universities | da |
| 1956 | LID1.1 | H. G. Lidell and R. Scott | Greek-English Lexicon, with a Revised Supplement | da |
| 1957 | LIE1.1 | Beatus Liebanensis | Obras completas y complementarias I (Comentario al Apocalipsis, Himno "O Dei Verbum", Apologético ) | da |
| 1958 | LIL1.1 | Lille, Alain de | Anticlaudianus | da |
| 1959 | LIL1.2 | Lille, Alain de | Viaggio della saggezza | da |
| 1960 | LIL1.3 | Lille, Alain de | Regeln der Theologie | da |
| 1961 | LIL1.4 | Lille, Alain de; Alverny, Marie-Thérèse d' | Textes inedits | da |
| 1962 | LIN1.1 | Lindberg, David C. | Beginnings of Western Science: The European Scientific Tradition in Philosophical, Religious, and Institutional Context, 600 B.C. to A.D. 1450 | da |
| 1963 | LIT1.1 | Little, A. G. (ed.) | Initia Operum Latinorum quae saeculis XIII, XIV, XV attribuuntur | da |
| 1964 | LIV1.1 | | Le Livre des XXIV Philosophes | da |
| 1965 | LIV2.1.1 | Livius, Titus | Ab Urbe condita ( XXI, XXII) | da |
| 1966 | LIV2.1.2 | Livius, Titus | Ab Urbe condita (XXIII - XXV) | da |
| 1967 | LIV2.1.3 | Livius, Titus | Ab Urbe condita ( XXVI - XXX) | da |
| 1968 | LIV2.2.1.2 | Livius, Titus | Ab urbe condita ( IV-VI) | da |
| 1969 | LIV2.3.1 | Livivs, Titus | Ab vrbe condita ( XXI-XXII) | da |
| 1970 | LIV2.3.2 | Livius, Titus | Ab urbe condita (XXVI-XXVII) | da |
| 1971 | LIV2.3.3 | Livius, Titus | Ab vrbe condita ( XXVIII-XXX) | da |
| 1972 | LIV3.1 | Livadiotti, Umberto | Anonimo del IV seccolo. Descrizione del mondo e delle sue genti | da |
| 1973 | LLO1.1 | Llorente Megias, Paloma; Otero Vidal, Merce | Liber de causis. Indice y Concordancia | da |
| 1974 | LLO2.1 | Lloyd, Geoffrey Ernest Richard | The ambivalences of rationality : ancient and modern cross-cultural explorations | da |
| 1975 | LOC1.1 | Locke, John | John Locke: literary and historical writings | nu |
| 1976 | LOH1.1.1.1 | Lohr, Charles H. | Latin Aristotle Commentaries. I.1 Medieval Authors A-L | da |
| 1977 | LOH1.1.1.2 | Lohr, Charles H. | Latin Aristotle Commentaries. I.2 Medieval Authors M-Z | da |
| 1978 | LOH1.1.2 | Lohr, Charles H. | Latin Aristotle Commentaries. II. Renaissance Authors | da |
| 1979 | LOH1.1.3 | Lohr, Charles H. | Latin Aristotle Commentaries. III. Index Initiorum - Index finium | da |
| 1980 | LOH1.1.5 | Lohr, Charles H. | Latin Aristotle Commentaries. V. Bibliography of Secondary Litterature | da |
| 1981 | LOH1.2 | Lohr, Charles H. | Commentateurs d'Aristote au Moyen-Age latin. Bibliographie de la litterature secondaire recente | da |
| 1982 | LOH2.1 | Lohmann, Dieter | Die Komposition der Reden in der Ilias | da |
| 1983 | LOI1.1. | Loiret, Francois | Volonte et infini chez Duns Scot | da |
| 1984 | LOM1.1 | Petrus Lombardus; Migne, J.-P. (ed.) | Petri Lombardi Senteriarum Libri Quatuor | da |
| 1985 | LOM1.2.1 | Magistri Petri Lombardi, parisiensis episcopi | Sententiae in IV libris distinctae, Tomus I, Prolegomena, Lib. I-II | da |
| 1986 | LOM1.2.2 | Magistri Petri Lombardi, parisiensis episcopi | Sententiae in IV libris distinctae, Tomus II, Lib. III-IV | da |
| 1987 | LOM1.3.1 | Pierre Lombard | Les quatres livres des Sentences. Premier Livre | da |
| 1988 | LOM1.3.2 | Pierre Lombard | Les quatres livres des Sentences. Deuxieme Livre | da |
| 1989 | LOM1.3.3 | Pierre Lombard | Les quatres livres des Sentences. Troisieme Livre | da |
| 1990 | LOM1.3.4 | Pierre Lombard | Les quatres livres des Sentences. Quatrieme Livre | da |
| 1991 | LOM1.4.1 | Peter Lombard | The Sentences, book 1: The mystery of the Trinity | da |
| 1992 | LON1.1 | Long, Anthony A. | Handbuch frühe griechische Philosophie | da |
| 1993 | LON1.2 | Long, A. A. | Problems in stoicism | da |
| 1994 | LON1.3 | Long, Anthony Arthur | Epictetus : a Stoic and Socratic guide to life | da |
| 1995 | LON2.1 | Long, R. James; O'Carroll, Maura | The Life and Works of Richard Fishacre, OP | da |
| 1996 | LON3.1 | Long, Kathleen P. | Hermaphrodites in Renaissance Europe | da |
| 1997 | LON4.1 | Dionisius Longinus | Libellus de sublimitate | da |
| 1998 | LON4.2 | Dionisius Longinus | Libellus de sublimitate | da |
| 1999 | LON5.1 | Longeway, John | Demonstration and scientific knowledge in William of Ockham: a translation of 'Summa logicae' III-II: 'De syllogismo demonstrativo', and selections from the prologue to the 'Ordinatio' | da |
| 2000 | LON6.1 | Longère, Jean (ed.) | L' abbaye parisienne de Saint-Victor au Moyen Age : communications présentées au XIIIe Colloque d' Humanisme Médiéval de Paris (1986-1988) | nu |
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