Thebit ben Corat, Arzachel, etc. — 13th century, second half

Defensor, Ambrosius Autpertus, etc. — 13th century, middle and 13th century, third quarter; English

Guitmund, Bede — 12th century, beginning; English, Durham

Mechtild von Hackeborn, Jean Gerson — 15th century, third quarter; English

Deusdedit (d. 1099), etc. — c. 1100; Italian, Central

Life of St. Modwenna, Sermon — 13th century; English

H. of Sawtry, Adam of Eynsham, etc. — 13th century; English

Charm, Sermon, etc. — 15th century; English

Astrological texts — 15th century, second half; English

Ps.-Bonaventure (James of Milan), etc. — 15th century; English

John Peckham, Peter of Oxford, etc. — 14th century; English

Roger Bacon, etc. — 14th century, second half; English

Innocent III, Thomas Capellanus OP, etc. — 13th century, late or 14th century, early; English

Peter of Limoges, etc. — 13th century, second half; English

John Sharpe, John Chilmark, etc. — 15th century; English

Miscellany in French, Latin and English; England (Worcestershire), c. 1271–83

Godwin of Salisbury, etc.

Poetic miscellany including Piers Plowman (C text) and the Digby poems

Robert Grosseteste (?) — 13th century, middle; English

Geoffrey of Vinsauf, Alanus de Insulis — 13th century, beginning

Alexander de Villa Dei, etc. — 14th century

Astrological and historical notes — 15th century, beginning

Alhazen, etc. — 13th century

Astrological treatises, Treatise on geomancy — 14th century

Adam Marsh — 13th century

Walter Burley, Robert Grosseteste, etc. — 14th century

Bernard de Gordon — 14th century

Matthew of Vendome, Hugh of St.-Victor, etc. — 13th century, beginning

John of Garland, etc. — 13th century, beginning

Treatise on weather, Library catalogue of Coventry cathedral priory, etc. — 13th century; English, Coventry

William de Conches — 13th century

Walter Hilton, Ps.-Bonaventure (James of Milan), etc. — 15th century, beginning; English

Johannes Presbyter, Defensor, etc. — 12th century, middle; English, Reading

Scientific and poetic anthology — late 14th century; Oxford

William Langland, etc. — 14th century, late, or 15th century, early; England (Herefordshire area (?))

Walter Burley — 14th century; English

William of St Albans — 15th century; English

Life of St. Catherine of Sweden, Life of St. Petrus Olavi — 1427–1451; English

Treatises on the Virgin Mary — 13th century; English

Hugo de Folieto — 13th century, second half; English

Roger of Caen, Aesop, etc. — 14th century; English

Commentary on Sidonius, Epistles — 13th century, early; English

Exempla — 13th century, early; English