Guyart Desmoulins — c. 1380–1390; French, Paris

Serapion the Younger, Serapion the Elder, etc. — 14th century, beginning; Italian

Serapion the Younger — 14th century, beginning; Italian, North

Walter Burley — 1424; Italian, Venice

Ps.-Donatus — 15th century, middle; Italian, Venice

Jacobus de Montebrandono, etc. — 15th century (after 1442); Italian, Cremona

Bonaventure — 14th century, third quarter; Italian, Central

Alchemical collection, Prayers to the Virgin — c. 1484; Italian, Venice (?)

Ingetus Contardus — 15th century, third quarter; Italian, North

Bartholomaeus de Sancto Concordio — 1466; Italian, Venice

Jacobus de Theramo, Ps.-Augustine, etc. — 1458–1459; Italian, Brescia (?)

Dominicus de Dominicis (d. 1478) — 15th century, third quarter; Italian, North

Gasparino Barzizza — 15th century, first half; Italian, North

Bartholomaeus de Sancto Concordio — 15th century, middle; Italian, Florence

Johannes de Anania — 15th century, middle (?); French

William of Heytesbury, Richard Kilvington, etc. — Multiple dates; Italian, Padua (?); Italian, Venice (added decoration)

Gervasius Riccobaldus — 15th century, beginning; Italian, Bologna

Azzo — 14th century, beginning; Italian, Bologna

Paulus de Venetiis — 15th century, second quarter; Italian, Venice (?)

Medical recipes — 15th century, end; Italian

Jerome — c. 1420–1430; Italian, Venice or Bologna