• 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

• Detail of inscription at the bottom of the folio., Epistola de vita S. Dunstani; Life of St Dunstan

Church, Canterbury (see f. 2; Gameson 1999 p. 94).Dover Priory, by 14th century: inscribed with its press mark 'D VII' and title (f. 2); included in the 1389 catalogue.John Joscelin [Joscelyn] (b. 1529, d. 1603), Old English scholar and

• 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

• 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

• Coloured initials., Expositio in Regulam S. Benedicti

Initials in red, blue or green. Expositio in Regulam S. Benedicti The Benedictine cathedral priory of Holy Trinity or Christ Church, Canterbury: inscribed [under erasure] 'Liber Ricardi ...ham monachi' and 'ecc[lesi]e xp[ist]I cantuar[ie]', with a title 'Expo[s]it[i]o s[anc]ti du[n]stani sup[er]

• Decorated initials 'C'(um turbas) and 'O'(bsculta), with foliate motifs, at the beginning of the preface and the text., Expositio in Regulam S. Benedicti

Initials in red, blue or green. Expositio in Regulam S. Benedicti The Benedictine cathedral priory of Holy Trinity or Christ Church, Canterbury: inscribed [under erasure] 'Liber Ricardi ...ham monachi' and 'ecc[lesi]e xp[ist]I cantuar[ie]', with a title 'Expo[s]it[i]o s[anc]ti du[n]stani sup[er]

• Detail of a decorated initial 'D'(ixim)., Epistola de vita S. Dunstani; Life of St Dunstan

Church, Canterbury (see f. 2; Gameson 1999 p. 94).Dover Priory, by 14th century: inscribed with its press mark 'D VII' and title (f. 2); included in the 1389 catalogue.John Joscelin [Joscelyn] (b. 1529, d. 1603), Old English scholar and

• Detail of historiated initial 'R'(ege) with a seated scribe labelled 'OSBEARNVS', a censing monk, animals, and animal heads., Epistola de vita S. Dunstani; Life of St Dunstan

Church, Canterbury (see f. 2; Gameson 1999 p. 94).Dover Priory, by 14th century: inscribed with its press mark 'D VII' and title (f. 2); included in the 1389 catalogue.John Joscelin [Joscelyn] (b. 1529, d. 1603), Old English scholar and

• Historiated initial 'R'(ege) with a seated scribe labelled 'OSBEARNVS', a censing monk, animals, and animal heads, at the beginning of Osbern's Life of St Dunstan., Epistola de vita S. Dunstani; Life of St Dunstan

Church, Canterbury (see f. 2; Gameson 1999 p. 94).Dover Priory, by 14th century: inscribed with its press mark 'D VII' and title (f. 2); included in the 1389 catalogue.John Joscelin [Joscelyn] (b. 1529, d. 1603), Old English scholar and

• Decorated initial 'D'(iximus) at the beginning of Book II of Osbern's LIfe of St Dunstan; the script perhaps by two scribes., Epistola de vita S. Dunstani; Life of St Dunstan

Church, Canterbury (see f. 2; Gameson 1999 p. 94).Dover Priory, by 14th century: inscribed with its press mark 'D VII' and title (f. 2); included in the 1389 catalogue.John Joscelin [Joscelyn] (b. 1529, d. 1603), Old English scholar and

• Coloured initials, and rubric before a list of contents: 'Here begins a summary of the charters which are in Reading church'. The first entry is 'a charter of King Henry, our founder, concerning the foundation and liberties of Reading church'., Cartulary of Reading abbey, with lists of the libraries at Reading and its cell at Leominster, and of relics and vestments at Reading

begins a summary of the charters which are in Reading church'. The first entry is 'a charter of King Henry, our founder, concerning the foundation and liberties of Reading church'. The charters show that the original compilation was done early

• Miniature of Dunstan as a bishop, writing a commentary of the Rule of Saint Benedict, with an inscription 'S[an]c[tu]s Dunstanus'., Expositio in Regulam S. Benedicti

Initials in red, blue or green. Expositio in Regulam S. Benedicti The Benedictine cathedral priory of Holy Trinity or Christ Church, Canterbury: inscribed [under erasure] 'Liber Ricardi ...ham monachi' and 'ecc[lesi]e xp[ist]I cantuar[ie]', with a title 'Expo[s]it[i]o s[anc]ti du[n]stani sup[er]

• Detail of a decorated initial 'O'(bsculta), with foliate motifs, at the beginning of the preface and the text., Expositio in Regulam S. Benedicti

Initials in red, blue or green. Expositio in Regulam S. Benedicti The Benedictine cathedral priory of Holy Trinity or Christ Church, Canterbury: inscribed [under erasure] 'Liber Ricardi ...ham monachi' and 'ecc[lesi]e xp[ist]I cantuar[ie]', with a title 'Expo[s]it[i]o s[anc]ti du[n]stani sup[er]

• Decorated initial 'D'(ominus) at the beginning of Psalm 22., Psalter, in the Roman version, with Old English gloss, and 12 canticles

century (ff. 9, 29v, 62v, 69).The Benedictine abbey of Christ Church, Canterbury: Christ Church pressmark 'r' with a title 'Psalteriu[m] s[anc]ti Jeronimi glosatu[m]', 12th century (f. 8) and Christ Church script, 11th century (ff. 197-198, according to Ker, 1957).Thomas Cranmer

• Initial 'D'(ixit) at the beginning of Psalm 109., Psalter, in the Roman version, with Old English gloss, and 12 canticles

century (ff. 9, 29v, 62v, 69).The Benedictine abbey of Christ Church, Canterbury: Christ Church pressmark 'r' with a title 'Psalteriu[m] s[anc]ti Jeronimi glosatu[m]', 12th century (f. 8) and Christ Church script, 11th century (ff. 197-198, according to Ker, 1957).Thomas Cranmer