Astronomy, 13th century and 15th century

Ramon Lull — 15th century, third quarter; Italian, Verona (?)

Charters relating to Sicily, 1077–1458 — 16th century (?); Italian

Johannes de Lineriis, Nicholas Oresme, etc. — 14th century, third quarter; French

Computistical tables — c. 1330 (?); English (?)

Commentaries on Dante, etc.; Italy, late 14th or early 15th century (partly 1394?)

Gregory IX — 14th century, end; Italian, Bologna

Michael Scot — 13th century, third quarter; Italian, South

Astrological tables — c. 1400 (?); Italian

Bede, etc. — 11th century, middle (c. 1055–1074); Italian, Milan

Campanus of Novara, Johannes de Sacro Bosco, etc. — 15th century, middle; Italian, North