• Ink drawings for an unfinished initial and miniature., Gentil Milicia (a treatise on chivalry)

with foliate extensions into the margin, unfinished, only the pen-drawing executed (ff. 1, 80). 17 roundels including figures or little scenes, unfinished, only the pen-drawing executed (ff. 1, 2, 4, 6, 7, 9, 10v, 11v, 13, 16, 26, 43v, 45v,

• Roundel including a figure and flourished initial., Gentil Milicia (a treatise on chivalry)

with foliate extensions into the margin, unfinished, only the pen-drawing executed (ff. 1, 80). 17 roundels including figures or little scenes, unfinished, only the pen-drawing executed (ff. 1, 2, 4, 6, 7, 9, 10v, 11v, 13, 16, 26, 43v, 45v,

• Full page miniature of a coat of arms: a rampant lion rising from a crested helmet above a shield displaying the family emblem., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Painting of two male heads wearing longish hats, at Shavuot., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Man in a pointed hat holding a branch of ~lulav~, pen drawing at Shemini Atzeret., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Paintings of dragon and a duck at the end of a passage in ~Pirqei Avot~., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Initial-word panels with pen-flourishing and an owl, at Psalm 96., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Full foliate border inhabited by animals and hybrids, including an initial-word panel, at the beginning of the ~siddur~., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• f. 8v: text in decorated frame and marginal drawing of a man aiming a bird with his bow; f. 9: text in frame with penwork decoration inhabited by a hybrid, a bird and two human heads, at the list of the Psalms., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Text in decorated frame and marginal drawings of a bat (?) and a hare hunt, at the list of the Psalms., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Inhabited illuminated initial 'P'(rimum) with human figures and animals, at the beginning of book 1., De universo seu De rerum naturis

and animals, at the beginning of book 1. Includes the De universo seu De rerum naturis, an encyclopaedia arranged in 22 books, based on the 'Etymologies' of Isidore, of Rabanus Maurus (b. c. 776, d. 856), abbot of Fulda and

• Foliate initial 'C'(lemens) with a medallion of a portrait of the author, pope Clement I, at the beginning of the text., Collectio Lanfranci

Quire signatures.One of 12 surviving English Romanesque copies of the text. 1 large foliate initial with a medallion of a portrait of the author, in colours and gold (f. 1). Decorated initials, some with arabesque ornament, in green, red, purple,

• Owner’s inscription of Daniel ben Samuel ha-Rofe, in decorated frame inhabited by a raven and a lion, at the list of the Psalms., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Initial-word panel with pen-flourishing and two dragons, at the customs of Hanukkah., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Initial-word panel with pen-flourishing and a male and a female head, at Purim., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Text in decorated frame and inhabited by birds and a squirrel, and with two medallions of a lion and a coat of arms (the same as on f. 2v)., Prayer book (~siddur~), Italian rite, with the books of Psalms, Proverbs, Job, Five Scrolls (~Hamesh megillot~), and the ~Haftarot~ for the entire year in the margins.

recto] and [2a verso].Hair side and flesh side are distinguishable. Ruling is visible. 1 full-page miniature of a coat of arms, in colours and gold (f. 2v). 1 full foliate border in colours and gold (f. 10). Numerous texts in

• Puzzle initial 'A'(lle) and partial border., Devotional treatises and sermons, including Memoriale credencium (ff. 1-69), a treatise on the five senses (ff. 106v-127), a sermon by Thomas Wymyldon (ff. 140-153), a treatise on the visitation of the sick (ff. 156-160v), and a treatise on 'wedded men, wives, and their children' (ff. 160v-166v)

and partial border. 1 blank parchment leaf after f. 2*.1 blank ruled parchment leaf after f. 127.ff. 191-193 are parchment flyleaves. Large puzzle initial in red and blue with partial bar border in the same colours (f. 73). 5 puzzle

• Decorated initial 'I'(incipt), at the beginning of the Computus manual., Computus manual with commentary

manual. Musical notation added in a contemporary hand (ff. 109v-110). 1 large decorated initial in red (f. 2). Diagrams. Computus manual with commentary Inscribed 'Will(e)m Ballon 1603' (f. 39).Sir Hans Sloane (b. 1660, d. 1753), baronet, physician and collector. Purchased

• Roundel with the Nativity, surrounded by roundels with prophets, accompanied by Moses and Aaron. Roundel with the Adoration of the Magis, surrounded by roundels with prophets, accompanied by king David and Abner, and king Salomon and the queen of Sheba., Miscellany

The Carthusian abbey of Mainz, 15th century: inscribed 'Iste liber e(st) fr(atru)m Carthusie(n)siu(m) p(ro)pe Magu(n)cia(m)' (f. 1, cf. 46v). Inscribed 'Z 261' (f. 1); similar inscriptions consisting of a 'Z' followed by a number are found in a significant number

• Roundel with Judas receiving the 30 pieces of silver, surrounded by roundels with prophets, accompanied by scenes with Joseph. Roundel with the Arrest of Christ, surrounded by roundels with prophets, accompanied by scenes with Joab and Abner and a scene with Tryphon., Miscellany

The Carthusian abbey of Mainz, 15th century: inscribed 'Iste liber e(st) fr(atru)m Carthusie(n)siu(m) p(ro)pe Magu(n)cia(m)' (f. 1, cf. 46v). Inscribed 'Z 261' (f. 1); similar inscriptions consisting of a 'Z' followed by a number are found in a significant number