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

Aristotle — 12th century, late to 13th century, early; English, St. Albans, abbey (?)

Boethius — 12th century, end; English

Boethius — Multiple dates; English

Astronomical and mathematical treatises — 12th century; English

Martianus Capella — 12th century, end; English

Cicero, Macrobius — 12th century; English

Robert Grosseteste — 13th century, late; English

Acts of the Apostles

Gregory the Great, Ps.-Ambrose, etc. — 12th century, end; English

Antiphoner — 11th century, late (?). Dunning et al. suggest a date of s. xi1 (s. xiex?) for the fragment in Royal MS. 12 F. XIV ('Reconstructing Burnt Anglo–Saxon Fragments', Fragmentology, 1, [2018], p. 35).; England, Winchester (?)

Anselm — 12th century, end; England

Richard of Waltham, etc. — 13th century, first half; England

Antiphoner — 11th century, late (?). Dunning et al. suggest a date of s. xi1 (s. xiex?) for the fragment of this text in Royal MS. 12 F. XIV ('Reconstructing Burnt Anglo–Saxon Fragments', Fragmentology, 1, [2018], p. 35).; England, Winchester (?)

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

Gesta infantiae salvatoris — c. 1315–1325; English

Apocalypse with commentary (French prose apocalypse) — c. 1315–1325; English

Memoriale presbiterorum, Lease to Thomas Alen from the Master and Wardens of some company — 14th century, end; England

Ordinal, Use of York — 15th century; English

John Bale (d. 1563) — c. 1540–1550; English

Constitutiones ecclesiasticae — 15th century, first half; English

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

Raymond of Peñafort — 13th century, late; England

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

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)