| 1926 | LIE1.1 | Beatus Liebanensis | Obras completas y complementarias I (Comentario al Apocalipsis, Himno "O Dei Verbum", Apologético ) | da |
| 1927 | LIL1.1 | Lille, Alain de | Anticlaudianus | da |
| 1928 | LIL1.2 | Lille, Alain de | Viaggio della saggezza | da |
| 1929 | LIL1.3 | Lille, Alain de | Regeln der Theologie | da |
| 1930 | LIL1.4 | Lille, Alain de; Alverny, Marie-Thérèse d' | Textes inedits | da |
| 1931 | 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 | nu |
| 1932 | LIT1.1 | Little, A. G. (ed.) | Initia Operum Latinorum quae saeculis XIII, XIV, XV attribuuntur | da |
| 1933 | LIV1.1 | | Le Livre des XXIV Philosophes | da |
| 1934 | LIV2.1.1 | Livius, Titus | Ab Urbe condita ( XXI, XXII) | da |
| 1935 | LIV2.1.2 | Livius, Titus | Ab Urbe condita (XXIII - XXV) | da |
