• Puzzle initial., Carmina, Epode (f. 64r-v), with glosses

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 puzzle initial., Carmina, Epode (f. 64r-v), with glosses

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

• Decorated initials 'D'(e) and 'H'(ec) with faces in the bowl of the letters, in Eberhard of Béthune's Graecismus., Graecismus with gloss

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).Purchased by the British Museum

• Illuminated headpiece and initial., Various theological works

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).Purchased by the British Museum

• Pen-flourished initial 'D'(ilecto)., Tractatus consolatorius de morte amici, ad Ludovicum Regum Francorum

Tractatus consolatorius de morte amici, ad Ludovicum Regum Francorum Charles Davis (bap. 1693, d. 1755), bookseller, an apprentice to the London bookseller Nathaniel Noel: sold to the Harleys on 29 October 1722 (see ~Diary~ 1966; Wright 1972).The Harley Collection, formed

• Decorated initial 'A'(harmonike) and marginal diagrams at the beginning of Ptolemy's Harmonica., Harmonica

Veneti~, 6 vols (Venice: Typis Palesii, 1787), III, no. 7949 (‘Cl. Ptolemaei Harmonicorum Libri tres, cum scholiis ineditis, Graece’): his London sale, 2 March 1789, lot 12855 , bought by Sims for 12s 6d. (At this date, the manuscript was

• Partial knotwork headpiece and decorated initial 'O'(rbis) at the beginning of Pomponius Mela's De chorographia., De chorographia (ff. 1-23), and other works, including an account of a sea voyage (ff. 23v-25v)

(his inventory number, see Iacobo Morelli, ~Bibliotheca Maphaei Pinellii Veneti~, 6 vols (Venice: Typis Palesii, 1787), III, no. 7931): his London sale, 2 March 1789, lot 12837, bought by Burney for £1 2s.Charles Burney (b. 1757, d. 1817), D.D., classical

• Coloured initial 'D'(icitur) at the beginning of St Patrick's Purgatory, with a pointing hand acting as a run-over symbol in the lower margin., Devotional miscellany, including the Creed in English, a bestiary, Apollonius of Tyre (ff. 41-61); Henry of Sawtrey's De purgatio Sancti Patricii (ff. 73-88)

(f. 1).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. 3v); its book-plate (f. [iv

• Inscription 'C.X' , the pressmark of Norwich cathedral lbrary, amidst miscellaneous inscriptions and pen-trials., Devotional miscellany, including the Creed in English, a bestiary, Apollonius of Tyre (ff. 41-61); Henry of Sawtrey's De purgatio Sancti Patricii (ff. 73-88)

(f. 1).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. 3v); its book-plate (f. [iv

• Text page with the explicit of Vincent of Beauvais's In laude beate Virginis., Liber de laudibus beatissime Virginis Marie (ff. 1-97) and De Johannis evangelio (ff. 97-111v)

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

• Bar border with extensions ending in grotesques with human faces, decorated initial with silver, smaller initials with foliate penwork decoration, and in the lower margin, the ink stamp of the Royal Society., Miscellaneous theological and other texts, including Secretum secretorum, Apollonius of Tyre (ff. 33-42v); and the Historia de Preliis Alexandri Magni (ff. 43-71)

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).Purchased by the British Museum

• Decorated initial 'A'(lexander) with ivy leaves and a partial bar border., Miscellaneous theological and other texts, including Secretum secretorum, Apollonius of Tyre (ff. 33-42v); and the Historia de Preliis Alexandri Magni (ff. 43-71)

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).Purchased by the British Museum

• Puzzle initial 'Q'(uia) and decorated initial 'A'(d) at the beginning of the second part of Thomas Aquinas's Summa theologiae., Summa theologiae, second part; with table of contents (f. 251r-v)

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

• Puzzle initial and flourished initial 'Q'(uia), at the beginning of Henricus de Uriamria's Flores., Liber de perfectione spirituali (incomplete)

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).Purchased by the British Museum

• Puzzle initials 'A' (ses), 'E'(n), and 'O'(re), at the beginning of a discourse of the pains of Purgatory., Miscellany, on the Passion, etc., much of it in verse

(f. 1).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. 5).Purchased by the British Museum

• Historiated initial 'B'(eatus) with John the Evangelist, at the beginning of De Johannis evangelio., Liber de laudibus beatissime Virginis Marie (ff. 1-97) and De Johannis evangelio (ff. 97-111v)

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

• Puzzle initials 'A' (ses), at the beginning of a discourse of the pains of Purgatory., Miscellany, on the Passion, etc., much of it in verse

(f. 1).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. 5).Purchased by the British Museum

• Puzzle initials 'E'(n) and 'O'(re), at the beginning of a discourse of the pains of Purgatory., Miscellany, on the Passion, etc., much of it in verse

(f. 1).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. 5).Purchased by the British Museum

• Decorated initials 'C'(onvenuit) and 'O'(mnis) with several pointing hands or maniculae in the margins., De diaetis universalibus; text on plants and herbs (f. 48r-v)

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

• Puzzle initial 'D'(ixerat) at the beginning of book 5 of Boethius's De consolatione philosophiae., 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