• Diagram of a hand with tones, in the prologue of Musica manualis., Musical miscellany, including the Musica manualis cum tonale; Thomas Walsingham's treatise on mensural music (ff. 97v–104v)

d. 1805), 2nd earl of Shelburne and 1st marquess of Lansdowne, prime minister: his book-plate (f. [ii]); purchased by the British Museum together with 1244 other Lansdowne manuscripts in 1807. Diagram of a Guidonian hand John Wylde John Wylde England

• Detail of decorated initial., Musical miscellany, including the Musica manualis cum tonale; Thomas Walsingham's treatise on mensural music (ff. 97v–104v)

(~formerly~ Fitzmaurice) (b. 1737, d. 1805), 2nd earl of Shelburne and 1st marquess of Lansdowne, prime minister: his book-plate (f. [ii]); purchased by the British Museum together with 1244 other Lansdowne manuscripts in 1807. Detail John Wylde John Wylde England

• Decorated initial 'T'(his) at the beginning of a treatise in Middle English by Leonel Power on discant, which begins: 'This treatise is contrived upon the Gamme for them that will be singers or makers or teachers. For the first thing of all they must know how many chords of discant there be . . .' (spelling modernised)., Musical miscellany, including the Musica manualis cum tonale; Thomas Walsingham's treatise on mensural music (ff. 97v–104v)

Fitzmaurice) (b. 1737, d. 1805), 2nd earl of Shelburne and 1st marquess of Lansdowne, prime minister: his book-plate (f. [ii]); purchased by the British Museum together with 1244 other Lansdowne manuscripts in 1807. Decorated initial John Wylde John Wylde England

• On what was originally the final folio of the manuscript the signature 'Thomas tallys' above the same name in large capital letters., Musical miscellany, including the Musica manualis cum tonale; Thomas Walsingham's treatise on mensural music (ff. 97v–104v)

Fitzmaurice) (b. 1737, d. 1805), 2nd earl of Shelburne and 1st marquess of Lansdowne, prime minister: his book-plate (f. [ii]); purchased by the British Museum together with 1244 other Lansdowne manuscripts in 1807. Ownership inscription John Wylde John Wylde England

• On the flyleaf immediately preceding the start of the text is this inscription that the manuscript was written by Johannes Wylde, former precentor of Holy Cross, Waltham, followed by an anathema. Below this the same inscription was later copied out in black ink., Musical miscellany, including the Musica manualis cum tonale; Thomas Walsingham's treatise on mensural music (ff. 97v–104v)

Fitzmaurice) (b. 1737, d. 1805), 2nd earl of Shelburne and 1st marquess of Lansdowne, prime minister: his book-plate (f. [ii]); purchased by the British Museum together with 1244 other Lansdowne manuscripts in 1807. Ownership inscription John Wylde John Wylde England

• Decorated initial 'Q' at the beging of a text that is attributed in the rubric to the monk Guido (Guy)., Musical miscellany, including the Musica manualis cum tonale; Thomas Walsingham's treatise on mensural music (ff. 97v–104v)

Fitzmaurice) (b. 1737, d. 1805), 2nd earl of Shelburne and 1st marquess of Lansdowne, prime minister: his book-plate (f. [ii]); purchased by the British Museum together with 1244 other Lansdowne manuscripts in 1807. Decorated initial John Wylde John Wylde England

• Diagram illustrating the principle that a monochord (a single-stringed instrument) produces notes which are related in tone to the length of the chord., Musical miscellany, including the Musica manualis cum tonale; Thomas Walsingham's treatise on mensural music (ff. 97v–104v)

(~formerly~ Fitzmaurice) (b. 1737, d. 1805), 2nd earl of Shelburne and 1st marquess of Lansdowne, prime minister: his book-plate (f. [ii]); purchased by the British Museum together with 1244 other Lansdowne manuscripts in 1807. Diagram John Wylde John Wylde England

• Initial 'V' with filigree penwork decoration., Leaves from an Antiphoner (index antiphonal, antiphonary)

order Add. 22310. 7 large historiated initials in colours and gold, of Michael, the Presentation in the Temple, Peter, Lucy, John the Baptist, Longinus, and Simon and Andrew (ff. 2, 3v, 4v, 5v, 6v, 7v, 8v), with foliate extension and

• Historiated initial 'V' of Michael weighing a soul., Leaves from an Antiphoner (index antiphonal, antiphonary)

order Add. 22310. 7 large historiated initials in colours and gold, of Michael, the Presentation in the Temple, Peter, Lucy, John the Baptist, Longinus, and Simon and Andrew (ff. 2, 3v, 4v, 5v, 6v, 7v, 8v), with foliate extension and

• Historiatd initial 'A' of the Presentation in the Temple., Leaves from an Antiphoner (index antiphonal, antiphonary)

order Add. 22310. 7 large historiated initials in colours and gold, of Michael, the Presentation in the Temple, Peter, Lucy, John the Baptist, Longinus, and Simon and Andrew (ff. 2, 3v, 4v, 5v, 6v, 7v, 8v), with foliate extension and

• Historiated initial 'S' of Saint Peter dressed as a pope and holding a book., Leaves from an Antiphoner (index antiphonal, antiphonary)

order Add. 22310. 7 large historiated initials in colours and gold, of Michael, the Presentation in the Temple, Peter, Lucy, John the Baptist, Longinus, and Simon and Andrew (ff. 2, 3v, 4v, 5v, 6v, 7v, 8v), with foliate extension and

• Historiated initial 'L' of Lucy holding eyes on a dish and a palm leaf., Leaves from an Antiphoner (index antiphonal, antiphonary)

order Add. 22310. 7 large historiated initials in colours and gold, of Michael, the Presentation in the Temple, Peter, Lucy, John the Baptist, Longinus, and Simon and Andrew (ff. 2, 3v, 4v, 5v, 6v, 7v, 8v), with foliate extension and

• Historiated initial 'B' of Longinus holding a spear., Leaves from an Antiphoner (index antiphonal, antiphonary)

order Add. 22310. 7 large historiated initials in colours and gold, of Michael, the Presentation in the Temple, Peter, Lucy, John the Baptist, Longinus, and Simon and Andrew (ff. 2, 3v, 4v, 5v, 6v, 7v, 8v), with foliate extension and

• Historiated initial 'D' with Simon and Andrew fishing on Lake Galilee., Leaves from an Antiphoner (index antiphonal, antiphonary)

order Add. 22310. 7 large historiated initials in colours and gold, of Michael, the Presentation in the Temple, Peter, Lucy, John the Baptist, Longinus, and Simon and Andrew (ff. 2, 3v, 4v, 5v, 6v, 7v, 8v), with foliate extension and

• Initial 'A' with filigree decoration., Leaves from an Antiphoner (index antiphonal, antiphonary)

order Add. 22310. 7 large historiated initials in colours and gold, of Michael, the Presentation in the Temple, Peter, Lucy, John the Baptist, Longinus, and Simon and Andrew (ff. 2, 3v, 4v, 5v, 6v, 7v, 8v), with foliate extension and

• Text page., Part of a lectionary

Sheldonian, '1697', but 1698?), II, no. 6637.Robert Scott (b. c. 1632, d. 1709/10), London bookseller: included in the catalogue of John Theyer’s manuscripts in his possession, appraised in 1678 by William Beveridge and William Jane, Royal Appendix, 70, no. 202.Charles

• White vine initial 'G'(rammatica) and wreath enclosing the arms and helm of John Tiptoft, earl of Worcester, at the beginning of Suetonius' De grammaticis et rhetoribus., De grammaticis et rhetoribus (ff. 2-14v); Dialogus de oratoribus (ff. 15-42v)

helm of John Tiptoft, earl of Worcester, at the beginning of Suetonius' De grammaticis et rhetoribus. f. 1 is a parchment ruled leaf.List of contents (f. 1v). White vine initial and wreath enclosing the arms and crest of John Tiptoft,

• Small miniatures with God the Father, Michael, John the Baptist, John the Evangelist, and foliate compartiment borders, in the suffrages., Book of Hours, Use of Rome

Small miniatures with God the Father, Michael, John the Baptist, John the Evangelist, and foliate compartiment borders, in the suffrages. Offprints of pilgrim badges (upper and lower parchment flyleaves which faced the original binding).Backhouse 2004 located the manuscript to the

• Diagrams of the winds, with the four elements, and the four qualities., Medical treatises, Fistula in Ano (ff. 96v-163v); Liber medicinarum (ff. 20v-96v)

96v-163v); Liber medicinarum (ff. 20v-96v) Sir Hans Sloane (b. 1660, d. 1753), baronet, physician and collector. Purchased as part of the Sloane collection from Sloane's executors and incorporated into the newly founded British Museum in 1753. Winds John Arderne England

• Detail of a marginal drawing of a plant., Medical treatises, Fistula in Ano (ff. 96v-163v); Liber medicinarum (ff. 20v-96v)

96v-163v); Liber medicinarum (ff. 20v-96v) Sir Hans Sloane (b. 1660, d. 1753), baronet, physician and collector. Purchased as part of the Sloane collection from Sloane's executors and incorporated into the newly founded British Museum in 1753. Plant John Arderne England