• Historiated initial 'D'(ixim[us]) of Dunstan, seated at a forge, pinching the devil's nose with a pair of tongs., Canterbury Passionale (Lives of the Saints), imperfect, including a life of Dunstan and of Anselm of Canterbury

of Canterbury Part I (ff. 1-39):Effaced three-line inscription (f. 1).Written at the Benedictine cathedral priory of Holy Trinity or Christ Church, Canterbury, Kent: listed in its catalogue (see Ker 1964 and Wright 1972).John Dee (b. 1527, d. 1609), mathematician, astrologer,

• Detail of decorated initial 'D'(efuncto) at the beginning of Book II of Eadmer's Life of Anselm of Canterbury., Canterbury Passionale (Lives of the Saints), imperfect, including a life of Dunstan and of Anselm of Canterbury

of Canterbury Part I (ff. 1-39):Effaced three-line inscription (f. 1).Written at the Benedictine cathedral priory of Holy Trinity or Christ Church, Canterbury, Kent: listed in its catalogue (see Ker 1964 and Wright 1972).John Dee (b. 1527, d. 1609), mathematician, astrologer,

• Marginal diagram., Miscellany works on Computus and astrology

for the royal household, written at Northampton, 10 March; a letter to Edward his son, requesting him to give the church of Bangor in the diocese of Chester, vacant by the death of [Da]vid de la Poele, to William de

• Marginal diagram with an inscription 'Thule insula'., Miscellany works on Computus and astrology

for the royal household, written at Northampton, 10 March; a letter to Edward his son, requesting him to give the church of Bangor in the diocese of Chester, vacant by the death of [Da]vid de la Poele, to William de

• Notes on an originally blank folio, including a statement of the author and title in 13th-century script in the middle at the top ('Adthelardus de compoto'), which is recognisable as a Christ Church, Canterbury inscription. Below this is a note of a flood in Thanet and Sheppy, in 1394, confirming continued ownership in Kent in the 14th century. The astrological symbol for Jupiter in the extreme top right corner is a characteristic marking of books owned by John Dee (died 1608), a famous alchemist in the court of Elizabeth I., Mnemonic verses, notes, etc., on the compotus

Church, Canterbury: his note (f. 1v).The Benedictine abbey of Christ Church, Canterbury: formerly bound with Cotton Caligula A XV, ff. 120-153, the volume entitled 'Compotus Adelardi' in Prior Eastry's early 14th-century catalogue of books in the library of Christ

• Text page with initials and rubrics., De unitate sanctae trinitatis (f.1); De differentiis, Etymologiae (incomplete), De miraculis Christi

unitate sanctae trinitatis (f.1); De differentiis, Etymologiae (incomplete), De miraculis Christi The Cathedral Church of St Mary, Salisbury: probably to be identified with no. 23 in Patrick Young's 1622 catalogue of the cathedral library, Salisbury (see Ker 1964).The Old Royal

• Decorated headpiece and initials., Sticherarion (hymnal of the Greek Church), for Saint's days and festivals, with musical notation

99, 129v, 246v). Large initials in red with penwork decoration. Accents and rubrics in red. Sticherarion (hymnal of the Greek Church), for Saint's days and festivals, with musical notation Purchased at Sotheby's 16 February 1875 by the British Museum, using

• Inscription in English., West Saxon Gospels (the 'Wessex Gospels')

13th century (ff. 1, 2, 175).The Benedictine abbey of Christ Church, Canterbury: Christ Church pressmark 'D[istinctio] xvi Gra[dus] iiii (f. 3); listed in Henry of Eastry's catalogue of Christ Church library, of 1337-38 as 'Textus iv evangeliorum anglice' (See Ker,

• Coloured initial 'H'(er ys godspelles) in green with penwork decoration in red, with ownership inscriptions of Thomas Cranmer (Thomas Cantuarien[sis]) and John Lumley., West Saxon Gospels (the 'Wessex Gospels')

13th century (ff. 1, 2, 175).The Benedictine abbey of Christ Church, Canterbury: Christ Church pressmark 'D[istinctio] xvi Gra[dus] iiii (f. 3); listed in Henry of Eastry's catalogue of Christ Church library, of 1337-38 as 'Textus iv evangeliorum anglice' (See Ker,

• Coloured initial 'N'(u) in red with green penwork decoration., West Saxon Gospels (the 'Wessex Gospels')

13th century (ff. 1, 2, 175).The Benedictine abbey of Christ Church, Canterbury: Christ Church pressmark 'D[istinctio] xvi Gra[dus] iiii (f. 3); listed in Henry of Eastry's catalogue of Christ Church library, of 1337-38 as 'Textus iv evangeliorum anglice' (See Ker,

• Table, Mnemonic verses, notes, etc., on the compotus

Church, Canterbury: his note (f. 1v).The Benedictine abbey of Christ Church, Canterbury: formerly bound with Cotton Caligula A XV, ff. 120-153, the volume entitled 'Compotus Adelardi' in Prior Eastry's early 14th-century catalogue of books in the library of Christ

• Diagrams of hands, with signs of pricking visible, as if for pouncing. Gaps in the text, such as in the second line of text, are probably present because of the intended alternation in the colours of initials, but no green or other colour initials were executed. For example, a guide letter 'e' is visible in the margin adjacent to the final line, for which no initial was executed., 'Quomodo inueniri possint concurrentes et data cuiuslibet anni per manum'

Church, Canterbury: his note (f. 1v).The Benedictine abbey of Christ Church, Canterbury: formerly bound with Cotton Caligula A XV, ff. 120-153, the volume entitled 'Compotus Adelardi' in Prior Eastry's early 14th-century catalogue of books in the library of Christ

• Drawing of hands. The rubric on this page states that the fingers of the hand, illustrated in the lower diagram, can be used for finding the date of Easter. Each joint or tip, from the base of the second finger to the top of the thumb, working down the fingers and up the thumb, is marked with numbers and letters. Those from the middle finger to the thumb represent all the possible dates of Easter that fall within March., 'Quomodo inueniri possint concurrentes et data cuiuslibet anni per manum'

Church, Canterbury: his note (f. 1v).The Benedictine abbey of Christ Church, Canterbury: formerly bound with Cotton Caligula A XV, ff. 120-153, the volume entitled 'Compotus Adelardi' in Prior Eastry's early 14th-century catalogue of books in the library of Christ

• Red initial 'S'(cribo), and a drawing of hands, in a treatise concerning calendrical computations using the joints and tips of the fingers of hands: it is illustrated with drawings of the hands, marked with numbers from 1 to 7 (i to vii) and letters from A to G, at these points., 'Quomodo inueniri possint concurrentes et data cuiuslibet anni per manum'

Church, Canterbury: his note (f. 1v).The Benedictine abbey of Christ Church, Canterbury: formerly bound with Cotton Caligula A XV, ff. 120-153, the volume entitled 'Compotus Adelardi' in Prior Eastry's early 14th-century catalogue of books in the library of Christ

• Drawing of hands. The hands here are marked with all the possible dates of Easter when it falls in April, working down the left-hand thumb, and then up the left-hand fingers, and up the first two fingers of the right hand., 'Quomodo inueniri possint concurrentes et data cuiuslibet anni per manum'

Church, Canterbury: his note (f. 1v).The Benedictine abbey of Christ Church, Canterbury: formerly bound with Cotton Caligula A XV, ff. 120-153, the volume entitled 'Compotus Adelardi' in Prior Eastry's early 14th-century catalogue of books in the library of Christ

• Diagram of a hand, as a mnemonic devise for the compotus., Mnemonic verses, notes, etc., on the compotus

Church, Canterbury: his note (f. 1v).The Benedictine abbey of Christ Church, Canterbury: formerly bound with Cotton Caligula A XV, ff. 120-153, the volume entitled 'Compotus Adelardi' in Prior Eastry's early 14th-century catalogue of books in the library of Christ

• Text page with intials 'A' and 'P' and rubric in red., Epistolae, De obitu Theodosii, De Nabuthae

3080 (see Ker 1976). Initials, numbers and rubrics in red (some oxidised). Epistolae, De obitu Theodosii, De Nabuthae The cathedral church of St Mary, Salisbury: (see Ker 1987).The Old Royal Library (the English Royal Library): in the catalogue of the

• Coloured initial 'P'(rimus) at the beginning of notes on the compotus, and below, an added list of the archbishops of Canterbury., Treatise on the compotus, 'Ratio Gai cesaris de ordine anni', instructions for the discovery of the age of the moon, a table of moveable feasts, and other texts

Church, Canterbury: his note (f. 1v).The Benedictine abbey of Christ Church, Canterbury: formerly bound with Cotton Caligula A XV, ff. 120-153, the volume entitled 'Compotus Adelardi' in Prior Eastry's early 14th-century catalogue of books in the library of Christ

• Initial 'P'(rimus) with zoomorphic and foliate decoration., Historia Romana with a list of emperors to 527; Historia persecutionis Affricanae

Paul continued up to the time of the emperor Justinian, who died in 565.The text is close to Cambridge, Christ Church College 276 and British Library, Royal 15 C. vi and may have been the exemplar for the latter manuscript.

• Decorated initials in a list of church personnel (deacons, archdeacons, etc.) and their duties. Osmund bishop of Sarum (d. 1099) is named in line 9., Ordinal, Use of Sarum

a list of church personnel (deacons, archdeacons, etc.) and their duties. Osmund bishop of Sarum (d. 1099) is named in line 9. Musical notation (ff. 18v, 38, 38v, 126, 153v-155). Catchwords.Text in Gothic cursive (ff. 53-54v, 70v).ff. 162v, 163 contain