This composite manuscript is famous for its second part, which contains the earliest copy of the Chanson de Roland. Written in…

Richard of Wallingford, etc. — 15th century (?)

Astrological treatises — 15th century (?)

Dietary, Scientific texts — 15th century (?)

Treatises on calendar, Arithmetical treatise — 12th century

Geoffrey of Monmouth — 13th century, beginning

Walter Map, etc. — 12th century, end

Albertus Magnus, etc. — 14th century; Multiple places of origin

Roger Bacon — 13th century

Treatise on geomancy — 16th century; French (?)

Albertus Magnus — 15th century; German or Netherlandish

Roger Bacon, Roger Bacon (?), etc. — 13th century, second half (after 1266); Script partly English, partly French (fols. 41v5–42v, 44r-v, 45r-v) in style.

Ps.-Avicenna, Dominicus Gundisalvi, etc. — 13th century, first half; England

Thomas Bradwardine — 14th century, late or 15th century, early; Italy

Richard of Wetheringsett — 13th century

Pascalis Romanus, Ahmet ibn Sirin, etc. — 12th century, end; English

Bonaguida of Arezzo — 13th century, beginning; Italian

Richard of Wallingford, Alfraganus, etc. — 13th and 14th centuries; English and Italian (fos. 108–15) (?)

Walter of Guisborough — 13th and 14th centuries

Peter of Ickham (?) — 13th and 14th centuries

Theological texts, Sermons — 13th century, beginning; English

Theological and medical fragments — 13th and 14th centuries

Table of contents to Robert de Melun, Summa sententiae theologica — 13th and 14th centuries