• Detail of decorated initial., Sermons and excerpts

and politician.Henry Howard (b. 1628, d. 1684), 6th duke of Norfolk, presented to the Royal Society in 1667.The Royal Society, London (its ink stamp: 'Soc. Reg. Lond / ex dono HENR. HOWARD / Norfolciensis.', f. 1; its book-plate, inside upper

• Detail of puzzle initial., De Consolatione Philosophiae (index Consolation of Philosophy)

and politician.Henry Howard (b. 1628, d. 1684), 6th duke of Norfolk, presented to the Royal Society in 1667.The Royal Society, London (its ink stamp: 'Soc. Reg. Lond / ex dono HENR. HOWARD / Norfolciensis.', f. 1; its book-plate with the

• Detail of illuminated initial., 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),

• Diagram., 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),

• Text page with volvelle., 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),

• Text page with volvelle., 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),

• Detail of decorated initial 'Q'(uoniam)., 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),

• Decorated initial 'Q'(uoniam)., 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),

• Decorated initials and diagram., 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),

• Illuminated white vine initial 'S'(i), at the beginning of Book 7 of Cicero's Epistolae ad familiares., Epistolae ad familiares

notes of A. C. de la Mare at the Bodleian Library.? John Shirwood (d. 1493), bishop of Durham, bought in London in 1464: inscribed '‘Liber [rest of line erased, perhaps including ‘sacre’] / empt(us) Londoni circiter xiij kalendas januarias a^o^

• Illuminated white vine initials 'E'(t) at the last letter of Book 13, and the beginning of Book 14 of Cicero's Epistolae ad familiares., Epistolae ad familiares

notes of A. C. de la Mare at the Bodleian Library.? John Shirwood (d. 1493), bishop of Durham, bought in London in 1464: inscribed '‘Liber [rest of line erased, perhaps including ‘sacre’] / empt(us) Londoni circiter xiij kalendas januarias a^o^

• Illuminated initial with penwork decoration, including an added sketch of a king, at the beginning of the Opus qui Candelabrum nominatur; in the lower margin heraldic arms added., Candelabrum, followed by a list of chapters (ff. 77-80)

politician. Henry Howard (b. 1628, d. 1684), 6th duke of Norfolk, presented to the Royal Society in 1667.The Royal Society, London (its ink stamp: 'Soc. Reg. Lond / ex dono HENR. HOWARD / Norfolciensis.', f. 2; its book-plate with the

• lluminated white vine initial 'Q'(uod) in Cicero's Epistolae ad familiares., Epistolae ad familiares

notes of A. C. de la Mare at the Bodleian Library.? John Shirwood (d. 1493), bishop of Durham, bought in London in 1464: inscribed '‘Liber [rest of line erased, perhaps including ‘sacre’] / empt(us) Londoni circiter xiij kalendas januarias a^o^

• Detail of illuminated initial., Epistolae ad familiares

notes of A. C. de la Mare at the Bodleian Library.? John Shirwood (d. 1493), bishop of Durham, bought in London in 1464: inscribed '‘Liber [rest of line erased, perhaps including ‘sacre’] / empt(us) Londoni circiter xiij kalendas januarias a^o^

• Detail of illuminated initial., Epistolae ad familiares

notes of A. C. de la Mare at the Bodleian Library.? John Shirwood (d. 1493), bishop of Durham, bought in London in 1464: inscribed '‘Liber [rest of line erased, perhaps including ‘sacre’] / empt(us) Londoni circiter xiij kalendas januarias a^o^

• Detail of illuminated initial., Epistolae ad familiares

notes of A. C. de la Mare at the Bodleian Library.? John Shirwood (d. 1493), bishop of Durham, bought in London in 1464: inscribed '‘Liber [rest of line erased, perhaps including ‘sacre’] / empt(us) Londoni circiter xiij kalendas januarias a^o^

• Detail of illuminated initial., Candelabrum, followed by a list of chapters (ff. 77-80)

politician. Henry Howard (b. 1628, d. 1684), 6th duke of Norfolk, presented to the Royal Society in 1667.The Royal Society, London (its ink stamp: 'Soc. Reg. Lond / ex dono HENR. HOWARD / Norfolciensis.', f. 2; its book-plate with the

• White vine initial 'N'(on) and border. Added 17th-century ownership inscription by Antoninus Martius Medice in the lower margin., Various works including De nobilitate vera (ff. 2-29), a letter of Carlo Aretino to Poggio (ff. 33-35), etc.

Martius Medices, 17th century: inscribed with his name (f. 2).James Woodman (d. 1728), London bookseller and Charles Davis (bap. 1693, d. 1755), bookseller, an apprentice to the London bookseller Nathaniel Noel: acquired from Woodman via Davis by Edward Harley on

• Historiated and foliate initial 'O' in colours and gold, of Clare of Assisi. The saint is barefoot, and holding a lily and a book., Cutting from a service book

by her soon after World War II through her brother, Tomás Harris, managing director of the Spanish Art Gallery in London. Accepted by HM Treasury in lieu of inheritance tax from the estates of Miss Violeta Harris and her sister,

• Detail of historiated initial of a bishop., Summa de casibus poenitentiae, imperfect

and politician.Henry Howard (b. 1628, d. 1684), 6th duke of Norfolk, presented to the Royal Society in 1667.The Royal Society, London: its ink stamp: 'Soc. Reg. Lond / ex dono HENR. HOWARD / Norfolciensis.' (f. 3); its book-plate with the