• Detail of a decorated initial 'I'(ntencio) at the beginning of Robert Grosseteste's De sphaera., Various calendarial and computistical treatises

of the foundation collections of the British Library. Detail Various authors including Bede, Johannes de Sacro Bosco (index Johannes de Sacrobosco, John de Sacrobosco), Robertus Anglicus (index Iohannes Anglicus de Montepessulano; Robertus Anglicus of Montpellier), Robert Grosseteste (index Lincolniensis) England

• Detail of an astronomical diagram illustrating Robert Grosseteste's De sphaera., Various calendarial and computistical treatises

of the foundation collections of the British Library. Detail Various authors including Bede, Johannes de Sacro Bosco (index Johannes de Sacrobosco, John de Sacrobosco), Robertus Anglicus (index Iohannes Anglicus de Montepessulano; Robertus Anglicus of Montpellier), Robert Grosseteste (index Lincolniensis) England

• Detail of a decorated initial 'I'(ntencio) at the beginning of Robert Grosseteste's De sphaera., Various calendarial and computistical treatises

the foundation collections of the British Library. Decorated initial Various authors including Bede, Johannes de Sacro Bosco (index Johannes de Sacrobosco, John de Sacrobosco), Robertus Anglicus (index Iohannes Anglicus de Montepessulano; Robertus Anglicus of Montpellier), Robert Grosseteste (index Lincolniensis) England

• Detail of an astronomical diagram showing an eclipse of the moon, illustrating Robert Grosseteste's De sphaera., Various calendarial and computistical treatises

of the foundation collections of the British Library. Detail Various authors including Bede, Johannes de Sacro Bosco (index Johannes de Sacrobosco, John de Sacrobosco), Robertus Anglicus (index Iohannes Anglicus de Montepessulano; Robertus Anglicus of Montpellier), Robert Grosseteste (index Lincolniensis) England

• Detail of an astronomical diagram showing an eclipse of the sun, illustrating Robert Grosseteste's De sphaera., Various calendarial and computistical treatises

of the foundation collections of the British Library. Detail Various authors including Bede, Johannes de Sacro Bosco (index Johannes de Sacrobosco, John de Sacrobosco), Robertus Anglicus (index Iohannes Anglicus de Montepessulano; Robertus Anglicus of Montpellier), Robert Grosseteste (index Lincolniensis) England

• Text page with calendrical tables illustrating Robert Grosseteste's Computus correctorius., Various calendarial and computistical treatises

of the foundation collections of the British Library. Tables Various authors including Bede, Johannes de Sacro Bosco (index Johannes de Sacrobosco, John de Sacrobosco), Robertus Anglicus (index Iohannes Anglicus de Montepessulano; Robertus Anglicus of Montpellier), Robert Grosseteste (index Lincolniensis) England

• Ownership inscription of Simon, abbot of the Benedictine abbey of St. Mary and St. Benedict, Ramsey, 'Liber domini Simon. abbatis Rameseye', with a table of contents., De consensu evangelistarum, De musica

393) (f. 84v);Pseudo-Augustine, Sermo de oratione dominica (serm. 58) (f. 84v) (all texts are attributed to Augustine in the manuscript); John of Damascus trad. by Burgundio of Pisa, De fide orthodoxa (ff. 85-107v); Thomas Gallus, 'Extractio' (attributed here to Dionysius

• Historiated initial 'R'(eines) with a mail-coated Nureddin, the Sultan of Damascus, with bare legs and an open helmet, fleeing on horseback with a foal underfoot from two knights (Godfrey Martel and Hugh de Lusignan the elder) pursuing him on war horses, trampling a dismembered torso., Histoire d'Outremer, continued to 1232

later owned by Firmin-Didot; perhaps bound for him; annotated perhaps by him with several notes concerning the Hospitallers of St John, and '+ de moy patriarche de alexandrie +' and 'sera(?) de moy lyon(?) est' (f. 122).This is the earlier

• Historiated initial 'B'(uymonz) of Saladin's mounted soldiers forcing captives and livestock from the burning city., Histoire d'Outremer, continued to 1232

later owned by Firmin-Didot; perhaps bound for him; annotated perhaps by him with several notes concerning the Hospitallers of St John, and '+ de moy patriarche de alexandrie +' and 'sera(?) de moy lyon(?) est' (f. 122).This is the earlier

• Historiated initial 'C'(ez) of Bishop Adhemar of Le Puy lying in state with a mitre, a crozier, and a chalice on his breast, and a number of ecclesiastical figures about him., Histoire d'Outremer, continued to 1232

later owned by Firmin-Didot; perhaps bound for him; annotated perhaps by him with several notes concerning the Hospitallers of St John, and '+ de moy patriarche de alexandrie +' and 'sera(?) de moy lyon(?) est' (f. 122).This is the earlier

• Detail of an historiated initial 'E'(stez) with Bohemund and Daimbert, Patriarch of Jerusalem, sailing for Apulia, in a ship flying the cross of St George., Histoire d'Outremer, continued to 1232

later owned by Firmin-Didot; perhaps bound for him; annotated perhaps by him with several notes concerning the Hospitallers of St John, and '+ de moy patriarche de alexandrie +' and 'sera(?) de moy lyon(?) est' (f. 122).This is the earlier

• Detail of an historiated initial 'F' of the assault on Tyre, and Balac's severed head being held aloft., Histoire d'Outremer, continued to 1232

later owned by Firmin-Didot; perhaps bound for him; annotated perhaps by him with several notes concerning the Hospitallers of St John, and '+ de moy patriarche de alexandrie +' and 'sera(?) de moy lyon(?) est' (f. 122).This is the earlier

• Detail of an historiated initial 'C'(ourars) of a battle between Imperial knights and Saracen cavalry., Histoire d'Outremer, continued to 1232

later owned by Firmin-Didot; perhaps bound for him; annotated perhaps by him with several notes concerning the Hospitallers of St John, and '+ de moy patriarche de alexandrie +' and 'sera(?) de moy lyon(?) est' (f. 122).This is the earlier

• Detail of an historiated initial 'M'(ot) of a group of boys with bleeding arms; they include Baldwin IV, who was found to have leprosy., Histoire d'Outremer, continued to 1232

later owned by Firmin-Didot; perhaps bound for him; annotated perhaps by him with several notes concerning the Hospitallers of St John, and '+ de moy patriarche de alexandrie +' and 'sera(?) de moy lyon(?) est' (f. 122).This is the earlier

• Less colourful than the first two major divisions at Psalms 1 and 51, the large decorated initial 'D'(omine) and display capitals at the beginning of Psalm 101 are here executed in just blue and red, with some details in orange. Between the lines of the main Latin text is a translation in Old English., Psalter, in the Roman version (ff. 4-95), with canticles (ff. 96-104), a short litany (f. 104), a hymnal (ff. 105-128) and monastic canticles (ff. 129-135); added calendar (ff. 2,3) (the 'Bosworth Psalter')

earl of Arundel (b. 1512, d. 1580): inscribed 'Arundel' (f. 2); the Arundel collection bequeathed to Lord Lumley, his son-in-law. John Lumley, 1st baron Lumley (b. c.1533, d. 1609), collector and conspirator: inscribed with his name (f. 2). ? Perhaps

• Initial 'P'(rimo) with foliate decoration at the beginning of the hymns., Psalter, in the Roman version (ff. 4-95), with canticles (ff. 96-104), a short litany (f. 104), a hymnal (ff. 105-128) and monastic canticles (ff. 129-135); added calendar (ff. 2,3) (the 'Bosworth Psalter')

earl of Arundel (b. 1512, d. 1580): inscribed 'Arundel' (f. 2); the Arundel collection bequeathed to Lord Lumley, his son-in-law. John Lumley, 1st baron Lumley (b. c.1533, d. 1609), collector and conspirator: inscribed with his name (f. 2). ? Perhaps

• 3 incomplete initials showing the three first stages in the production of a decorated initial: in the right-hand column is a space for an initial 'T' that has not been started; to its left is a 'VD' monogram whose design has been sketched in lead point; and above this is a 'P' whose design has been inked-over., Psalter, in the Roman version (ff. 4-95), with canticles (ff. 96-104), a short litany (f. 104), a hymnal (ff. 105-128) and monastic canticles (ff. 129-135); added calendar (ff. 2,3) (the 'Bosworth Psalter')

earl of Arundel (b. 1512, d. 1580): inscribed 'Arundel' (f. 2); the Arundel collection bequeathed to Lord Lumley, his son-in-law. John Lumley, 1st baron Lumley (b. c.1533, d. 1609), collector and conspirator: inscribed with his name (f. 2). ? Perhaps

• Puzzle initial 'S'(usceptis) with foliate penwork decoration and pen-flourishing extending into the margin with a fish., Register of letters (ff. 7v-198v), with table of chapters (ff. 1-7); Dialogue of Basil and John Chrysostom (ff. 198-224); Isidore of Seville on Music (ff. 224v-225)

without blue pen-flourishing (ff. 224v-225v). Register of letters (ff. 7v-198v), with table of chapters (ff. 1-7); Dialogue of Basil and John Chrysostom (ff. 198-224); Isidore of Seville on Music (ff. 224v-225) The Cistercian abbey of St Mary, Cambron: inscribed 'Liber

• Puzzle initial 'M'(ichi) with a colophon above., Register of letters (ff. 7v-198v), with table of chapters (ff. 1-7); Dialogue of Basil and John Chrysostom (ff. 198-224); Isidore of Seville on Music (ff. 224v-225)

without blue pen-flourishing (ff. 224v-225v). Register of letters (ff. 7v-198v), with table of chapters (ff. 1-7); Dialogue of Basil and John Chrysostom (ff. 198-224); Isidore of Seville on Music (ff. 224v-225) The Cistercian abbey of St Mary, Cambron: inscribed 'Liber

• Detail of colophon: 'Explicit Register beati Gregorij pape urbis Rome. Quem scripsit frater johannes dictus toussens monaschus de camberone'., Register of letters (ff. 7v-198v), with table of chapters (ff. 1-7); Dialogue of Basil and John Chrysostom (ff. 198-224); Isidore of Seville on Music (ff. 224v-225)

without blue pen-flourishing (ff. 224v-225v). Register of letters (ff. 7v-198v), with table of chapters (ff. 1-7); Dialogue of Basil and John Chrysostom (ff. 198-224); Isidore of Seville on Music (ff. 224v-225) The Cistercian abbey of St Mary, Cambron: inscribed 'Liber