• Detail of table., Miscellaneous scientific treatises

'de Liber sancti Augustini Cante' (f. 1v); see also James 1963 no. 1166.Johannes de London, monk of St Augustine's Abbey, c.1364: inscribed 'Liber Johans de London' and '1364' (f. 1v).Index added, 14th-15th centuries (f. 242).John Dee (b. 1527, d. 1609),

• Table., Miscellaneous scientific treatises

'de Liber sancti Augustini Cante' (f. 1v); see also James 1963 no. 1166.Johannes de London, monk of St Augustine's Abbey, c.1364: inscribed 'Liber Johans de London' and '1364' (f. 1v).Index added, 14th-15th centuries (f. 242).John Dee (b. 1527, d. 1609),

• Drawing of the world, with God wearing a crown above, Christ in Majesty, and the devil bound below., Tractatus de sphaera (index De sphera)

National Biography~ (Oxford: Oxford University Press, 2004) [http://www.oxforddnb.com/view/article/12020, accessed 10 Feb 2006]. Thomas Rodd the younger (b. 1796, d. 1849), London bookseller; bought from him by the British Museum on 13 August 1840 for 10s, along with 32 other manuscripts

• Text page with small decorated initials., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Text page with coloured initials., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Text page with coloured initials., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Text page with coloured initials., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Puzzle initial 'O'(mnis), at the beginning of Hippocrates' Prognostica., Medical miscellany (ends imperfectly), including Hippocrates' Prognostica

Royal Society, London (its ink stamp: 'Soc. Reg. Lond / ex dono HENR. HOWARD / Norfolciensis.', f. 1; its book-plate with the pencil inscription: ‘XII.6.20’, inside upper cover).Purchased by the British Museum from the Royal Society of London together with

• Miniature of Prince Henry offering or receiving the book (the kneeling man is perhaps John Mowbray, 2nd Duke of Norfolk); and an illuminated initial 'H'(ye) with the arms of the Mowbray familly., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Detail of a miniature of Prince Henry offering or receiving the book., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Detail of an illuminated initial 'M' with the arms of Thomas of Brotherton, earl of Norfolk, ancestor of John Mowbray, 2nd duke of Norfolk., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Detail of illuminated initial 'H'(ye) with the arms of John Mowbray., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Marginal figure of a man on a grassy patch pulling on a rope, which encircles part of the text that was mistakenly omitted and therefore written in the right-hand margin., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Illuminated initial 'M' with the arms of Thomas of Brotherton, earl of Norfolk, ancestor of John Mowbray, 2nd duke of Norfolk., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Miniature of Prince Henry offering or receiving the book (the kneeling man is perhaps John Mowbray, 2nd Duke of Norfolk); and an illuminated initial 'H'(ye) with the arms of the Mowbray familly., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Marginal figure of a man on a grassy patch pulling on a rope, which encircles part of the text that was mistakenly omitted and therefore written in the right-hand margin., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Text page with coloured initials and a partial bar border., The Regiment of Princes (De Regimine Principum) (index Regement of Princes, The Government of Princes)

Henry as Prince of Wales.Inscribed with the names: 'Thomas Hoclev', 'Phelep Ratleff', 'Master . . . man', 'Henry Wyke de London', 'Margaret Talbot', 'Jane Rodon', and 'Jenet Colfox'?John Mowbray (b. 1392, d. 1432), Lord Mowbray and Segrave, 2nd duke of

• Headpiece with geometric decoration and initial 'T' with foliate decoration., Miscellany of devotional texts, including Gerasimus's On Communion (ff. 1v-24v) and Riddles (ff. 33-34), and a hymn in memory of St Ambrose of Milan (ff. 61v-62)

also established the British Museum; the Harley manuscripts form one of the foundation collections of the British Library. Decorated headpiece and initial Gennadios of Cyprus, hierodeacon Gennadios of Cyprus Gerasimus (index Gerasimos) Patriarch of Alexandria London England, S. E. (London)

• Initial 'T' of the dedication of a church., Cutting from an Antiphoner (index Antiphonal, antiphonary)

Slovenská Národní Galerie, inv. 03266; Cambridge, Fitzwilliam Museum, Marlay Cutting It. 18; Cleveland, Museum of Art, inv. 5425f; London, ex-Holford Collection; London, ex-Sam Fogg; Paris, Musée Marmottan, Wildenstein Collection, inv. 21-23, 26, 28-30, 32, 33abc, 34abc; Paris, Musée National du

• Drawing of a pope and bears., Chronica pontificum et imperatorum, and other prophetic texts, including Joachim of Flora's Vaticinia (ff. 137-151)

the Royal Society in 1667.The Royal Society, London (its ink stamp: 'Soc. Reg. Lond / ex dono HENR. HOWARD / Norfolciensis.', f. 1).Purchased by the British Museum from the Royal Society of London together with 549 other Arundel manuscripts in