The manuscript is a Breviary dating from c 1500. Breviaries contain the official set of prayers that mark days in the Catholic calendar. This particular manuscript is Flemish in style and illumination and the Kalendar and Litany are also Flemish and Augustinian. It seems to be connected to an Augustinian foundation in the Netherlands, almost certainly to a church of Saint Paul, at Zonia or Zon.

The Kalendar starts on f.2r.

In the Kalendar, names connected with the Low Countries are: 8 January: Saint Gudula V., ix lc.; 14 January: Saint Pontian of Utrecht (martyr), mem.; 18 March: Saint Gertrude V., ix lc.; 4 May: Saint Walburge V., mem.; 13 May: Saint Servace (Bishop), mass; 12 June: Saint Odulph, mass; 11 August: Saint Gaugericus (Bishop of Cambrai), ix lc.; 25 August: Saint Gregory (Bishop of Utrecht), mass; 17 September: Saint Lambert (Bishop, martyr), ix lc. ; 5 October: Saint Meynulph (Archdeacon of Paderborn) C, mem.; 23 October: Saint Severinus of Cologne, iii lc. ; 7 November: Saint Willibrord (Bishop), mass; 12 November: Saint Lebuinus C, mass; 12 December: Saint Autbert (Bishop of Cambrai), ix lc.

Other significant entries are: 4 May: Saint Monica; 28 August: Saint Augustine Patris Nostri (a solemn Bishop and Doctor); 4 September, October: Augustine (in double); 11 October: Translation of Augustine Patris Nostri, ix lc. 'sequenti feria tertia semper est festum solempne festum dedicationis ecclesie (in red) Sci Pauli in Zonia cum Oct. Solempnibus.'

The next section, titled Ordinarium abbreviatum quantum deservit huic parti breviarii omissis hiis quae huic tempori non deserviunt dum modo id commodo fieri potuit, starts on f.13v. The Ordinary refers to the part of the canonical hours that is fixed, without regard to the date on which the service is performed.

The Psalter with Creed, Canticles, Hymns, and Litany starts on f.22r. In the Litany, the significant names are those of the Kalendar, and they also occur in the Sanctorale in so far as they come within the summer part of the year.

The Service of the Dead starts on f.106v.

The Commendationes starts on f.113r. These are prayers for the departed.

Hymns (Easter to Advent) start on f.114v.

The De Commemoratione Beata Virgo Maria (October of Pentecost to Advent) starts on f.124v. This section contains prayers commemorating the Blessed Virgin Mary.

The Diurnale de Tempore (Easter to Advent) starts on f.129r. Diurnals include the texts for the daytime Offices. The temporale consists of moveable feasts (as opposed to those celebrated on fixed dates).

The In Dedicatione Ecclesie (Dedication of a Church) starts on f.155r.

The next section, titled Diurnale de Commune Sanctorum tempore paschali, starts on f.156r. The Commune Sanctorum, or Common of Saints, is part of the liturgy that consists of texts concerned with categories of saints, such as apostles or martyrs. This section specifically contains texts diurnal (daytime) text associated with Easter.

The Diurnale Sanctorum (Easter to Advent) starts on f.157r. Diurnals include the texts for the daytime Offices. The sanctorale consists of fixed feasts that are celebrated on the same day every year.

The Commune Sanctorum (Common of Saints) starts on f.189r. The Commune Sanctorum, or Common of Saints, is part of the liturgy that consists of texts concerned with categories of saints, such as apostles or martyrs.

The Nocturnale de Tempore (Easter to Advent) starts on f.212r. Nocturnals include the text for the nighttime Office. The temporale consists of moveable feasts (as opposed to those celebrated on fixed dates).

The Nocturnale de Commune Sanctorum tempore Paschali starts on f.305r. The Commune Sanctorum, or Common of Saints, is part of the liturgy that consists of texts concerned with categories of saints, such as apostles or martyrs. This section specifically contains texts Nocturnal (nighttime) texts associated with Easter.

The Nocturnale Sanctorum (Easter to Advent) starts on f.306r. Nocturnals include the text for the nighttime Office. The sanctorale consists of fixed feasts that are celebrated on the same day every year.

The Cursus Beate Marie Virginis (Journey of the Blessed Virgin Mary) starts on f.394r.

The hand is clear and uniform, written by one scribe throughout. The smaller initials are plain blue and red, the three and four line initials red or blue, with fine penwork in red and green, or purple and blue respectively.

At all the greater feasts there are six-line initials delicately floriated in flat colour with occasional touches of gold. Many of these have complete or partial borders of delicate penwork foliage, small gold roundels, and occasional butterflies or birds. In addition to these the book contains four complete and two partial borders of the usual Flemish type at this period. The borders consist of plain bands of dull gold or monochrome, upon which are strewn single wild flowers, wild strawberries, butterflies, snails, etc. The initials connected with these are of the rustic type in monochrome. Two borders have the ordinary blue and gold acanthus foliage interspersed with flowers, fruit, animals, insects, and birds upon plain vellum grounds. The edges have been badly cropped.