• Initial 'Q'(uia) at the beginning of the preface to the 'Musica Manualis'., 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 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

• Miniature of a standing John Chrysostom holding a book., Leitourgikon, including ordination services and prayers

a standing John Chrysostom holding a book. 3 full-page miniatures in colours and gold of standing saints holding a book (ff. 5v, 23v, 47v). Large headpieces in gold and colours with foliate or braided patterns. Endpiece in brown and red

• Added foliate headpiece and decorated initial in John Chrysostom's Commentary in Matthaeum., Homilies on Matthew (index In Matthaeum), imperfect

and decorated initial in John Chrysostom's Commentary in Matthaeum. ff. 1, 8, 137-138, and 180-187 are replacements in a 13th- (?) century hand. 3 pink foliate headpieces and large decorated pink initials (ff. 138v, 180v, and 187v) added in the

• Pen-flourished initials 'A'(ffter) and 'H'(erewith)., 'The Myrror of the Blessed Lyfe of Oure Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise

Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise Inscribed 'this is my name Richard Bruer' (f. 39). ? John Clark: inscribed 'John Clark' (ff. 53v, 79v, 120, 124v); 'scriptum per me Johannem Clarke' (f. 58v).Inscribed 'L'Aedry (?) Moulton' (f. 46v);

• Initial 'W' with foliate penwork decoration and pen-flourishing., 'The Myrror of the Blessed Lyfe of Oure Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise

Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise Inscribed 'this is my name Richard Bruer' (f. 39). ? John Clark: inscribed 'John Clark' (ff. 53v, 79v, 120, 124v); 'scriptum per me Johannem Clarke' (f. 58v).Inscribed 'L'Aedry (?) Moulton' (f. 46v);

• Flourished initial 'F'(ro), at the beginning of John Lydgate's Guydo de Warwih., Collection of Poems

at the beginning of John Lydgate's Guydo de Warwih. 19 small initials in blue with red pen-flourishing at the beginning of the poems (ff. 3, 18v, 28, 35, 41v, 51, 61v, 67, 79, 81, 83v, 85v, 88v, 90, 91v, 96,

• Pen-flourished initial 'A'(ffter)., 'The Myrror of the Blessed Lyfe of Oure Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise

Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise Inscribed 'this is my name Richard Bruer' (f. 39). ? John Clark: inscribed 'John Clark' (ff. 53v, 79v, 120, 124v); 'scriptum per me Johannem Clarke' (f. 58v).Inscribed 'L'Aedry (?) Moulton' (f. 46v);

• Pen-flourished initial 'H'(erewith)., 'The Myrror of the Blessed Lyfe of Oure Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise

Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise Inscribed 'this is my name Richard Bruer' (f. 39). ? John Clark: inscribed 'John Clark' (ff. 53v, 79v, 120, 124v); 'scriptum per me Johannem Clarke' (f. 58v).Inscribed 'L'Aedry (?) Moulton' (f. 46v);

• Initial 'W' with foliate penwork decoration and pen-flourishing., 'The Myrror of the Blessed Lyfe of Oure Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise

Lorde Jhesu Criste' (ff. 1-145); an anti-Lollard treatise Inscribed 'this is my name Richard Bruer' (f. 39). ? John Clark: inscribed 'John Clark' (ff. 53v, 79v, 120, 124v); 'scriptum per me Johannem Clarke' (f. 58v).Inscribed 'L'Aedry (?) Moulton' (f. 46v);

• Illuminated initial at the beginning of the first book of Guy de Guy de Chauliac's Surgery., Surgery, imperfect

in blue. Line-fillers in red. Illustration in brown (ff. 154, 164, 268v, 283, 283v). Surgery, imperfect Various inscriptions 'John Jonson' ; 'John Ayllyff (?); 'William Loibce (?) (f. 314v).Sir Hans Sloane (b. 1660, d. 1753), baronet, physician and collector: his

• Added drawing of a woman playing lute, at the end of Boethius's De consolatione philosophiae., The Consolation of Philosophy (index De consolatione philosophiae)

in Anglicum translatus Anno domini millesimo cccc^mo^ x^o^ per capellanum Johannem' (f. 52v).Family of Leventhorpe, 15th-century: 'Leonard Leventhorpe', 'Thomas Leventhorpe', 'John Leventhorpe' (f. 53v).Sir Hans Sloane (b. 1660, d. 1753), baronet, physician and collector: see his list of manuscripts in

• 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,

• Decorated initial 'O' (Thoughtful) and border with acanthus leaves, foliate feathering, and the coat of arms of John de Vere., Life of Our Lady

arms of John de Vere. Catchwords decorated with scrolls; quire marks, pricking and ruling visible throughout. Decorated initial 'O' in blue with a full border of pink, green, and blue acanthus leaves with gold and foliate spray; John de Vere's