Isaac Argyrus, Ptolemy, etc. — 15th century

Astronomical treatises — 15th century

Manuel Moschopoulos — 15th century, end; Byzantine and English

Ps.-Quintillian — 15th century, middle; Italian, Rome

Petrus de Argellata — 15th or 16th century (?); Irish

Alessandro Ariosto, Francesco Ariosto — after 1464; Italian, Ferrara

Processional, Use of Sarum — c. 1420–1430; England

Ordinal, Use of York — 15th century; English

Constitutiones ecclesiasticae — 15th century, first half; English

Ordinal, Use of Sarum — 15th century, first half; English

Sarum calendar, Table of lections of Type I, etc. — 15th century, first quarter, before 1415 (?); England

Capitula-list of New Testament, Sarum calendar-lectionary in English, etc. — 15th century, first quarter, before 1415 (?); England

Old Testament, metrical paraphrase, Northern homily cycle — 15th century, middle; English

Thomas Hoccleve and John Lydgate: Poetry on governance and death

Bartolomeo Facio, Maffeo Vegio — 15th century, second half; Italy

Life of St. Edward the Confessor — 15th century, second quarter; England

Geoffrey Chaucer — 1441; England. As Henry VI became king on 1 September 1422, the Explicit (see above) fixes the date that the manuscript was written to the first eight months of 1441. Language of NE Lincolnshire, mixed with a Leicestershire component (A Linguistic Atlas of Late Mediaeval English [Aberdeen, 1986], vol. 1. 152)

Tria sunt, Letters to the Pope or to papal court from English bishops etc., c. 1400 (copies) — 15th century, first half

Dogale — 1472; Italian, Venice

Medical and astrological treatises and notes — 15th century, late; English

Gulielmus Parronus Placentinus — 1499; English