• Decorated initial and diagram of the earth., Etymologiae, and De natura rerum (ff. 33-48v), with letters between Isidore and Braulio (ff. 1v-3)

rerum (ff. 33-48v), with letters between Isidore and Braulio (ff. 1v-3) Inscribed on a small parchment fragment affixed to f. 1 'Anno dominice incarnationis .m.c.xxxvi.' (f. 1).Added diagram in a 15th-century hand (f. 41v). Charles Spencer (b. 1674, d. 1722),

• Decorated initial 'D'(omino) with foliate motifs at the beginning of the text., Abbreviatio historiarum (index Historia Francorum)

work in a group of manuscripts commissioned by him (see Stirnemann, 2003). Added inscription, medieval (f. 1).Added pressmark '49' (f. 1). The lower part of f. 120 has been excised to remove an ownership inscription. Part of f. 121 has

• Illuminated initials 'P'(linius) with foliate decoration at the beginning of the Vita Plini Secundi and letter 11., Vita Plinii, epistola 11; Historia naturalis (index Natural history) (books 1-18), imperfect

in colours, many with heads, masks, dragons, hybrids, and/or animals, including a bird and a dog, most with gold (ff. 1, 2, 22v, 26v, 32, 38, 45v, 56, 66, 85v, 94v, 107, 113, 118v, 124v, 130v, 141v). In several instances

• Illuminated zoomorphic initial 'S'(equitur) made up of a hybrid creature with a bird or dragon's (?) body and a horned human head, at the beginning of book 10 of Pliny's Historia naturalis., Vita Plinii, epistola 11; Historia naturalis (index Natural history) (books 1-18), imperfect

in colours, many with heads, masks, dragons, hybrids, and/or animals, including a bird and a dog, most with gold (ff. 1, 2, 22v, 26v, 32, 38, 45v, 56, 66, 85v, 94v, 107, 113, 118v, 124v, 130v, 141v). In several instances

• Puzzle initial 'C'(irca) with pen-flourishing, at the beginning of Maurice of Ireland's Distinctiones., Distinctiones

Ireland's Distinctiones. Another leaf from the calendar of Part 1 is Sloane 1044 f. 78. 1 large puzzle initial in red and blue with pen-flourishing in blue and red (f. 5). 1 small initial in red with blue pen-flourishing (f.

• Detail of an inhabited initial 'P'(aulus) with white lions interlaced with a foliate scroll and an attached portrait of Peter Lombard writing the first words of his commentary, 'hunc epistola[m] / s/cribit / ap[osto]l[us]s roma/nos'., Pauline Epistles, with the commentary of Peter Lombard

indicating the length of a citation.Catchwords and bifolium signatures. 3 initials with foliate and/or zoomorphic decoration (f. 3, 170), including 1 with an author portrait attached to the initial (f. 4), in colours and gold, at the beginning of Peter

• Coloured initials., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Detail of a circular diagram representing a map of the world (a so-called 'T-O' map)., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Historiated initial 'D'(omino) of Isidore, at the beginning of the prefatory letter from Isidore of Seville to Braulio, bishop of Saragossa., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Decorated initials 'M'(undus) and 'A'(thomos) at the beginning of sections concerning the physical world, starting with a passage on the world, and followed by one on atoms., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Decorated initial., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Coloured initials, and marginal diagram is next to passages concerning the course of the sun through the sky, and the light of the moon, Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Decorated initials., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Text page., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Zoomorphic initial, with a bird body., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Circular diagram representing a map of the world (a so-called 'T-O' map)., Commentary on Phocas's Ars de nomine et verbo; Etymologiae and De nominibus legis et evangelii sive Alegoriae

blue, red, green and brown (e. g., ff. 1, 2v). Smaller initials in blue or green, some with penwork decoration in red, or in red, some with penwork decoration in green. 1 full-page diagram in colours (f. 107v), and 2

• Detail of a circular diagram relating to the humours and the elements., Etymologiae, and De natura rerum (ff. 33-48v), with letters between Isidore and Braulio (ff. 1v-3)

rerum (ff. 33-48v), with letters between Isidore and Braulio (ff. 1v-3) Inscribed on a small parchment fragment affixed to f. 1 'Anno dominice incarnationis .m.c.xxxvi.' (f. 1).Added diagram in a 15th-century hand (f. 41v). Charles Spencer (b. 1674, d. 1722),

• Historiated initial 'O'(rigo) with an image of Christ blessing., Etymologiae, and De natura rerum (ff. 33-48v), with letters between Isidore and Braulio (ff. 1v-3)

rerum (ff. 33-48v), with letters between Isidore and Braulio (ff. 1v-3) Inscribed on a small parchment fragment affixed to f. 1 'Anno dominice incarnationis .m.c.xxxvi.' (f. 1).Added diagram in a 15th-century hand (f. 41v). Charles Spencer (b. 1674, d. 1722),

• Marginal diagram of the earth., Pharsalia, Books 1-10, with glosses

collector and patron of the arts, inscribed as usual by their librarian, Humfrey Wanley, ‘18 die Januarij, A.D. 1723/4’ (f. 1). Edward Harley bequeathed the library to his widow, Henrietta, née Cavendish Holles (b. 1694, d. 1755) during her lifetime

• Detail of illuminated initial 'L'(ibrum) at the beginning of the preface to Esther., Bible, from Proverbs to Revelation, vol. 2

beginning of the preface to Esther. Volume 1 is Harley 2833. Quire marks (Roman numerals on the verso of the last leaf of the quire).The lower margin of f. 217 has been excised. Canon tables framed by arches preceding the