Collection of astronomical texts including: Tabula Gerlandi with a canon (ff. 2v-3v); Balduinus de Mardochio, Compotus manualis (ff. 4r-7v); Tables of Fnugo and Bede with canons (ff. 7v-10r); Petrus de Dacia, Kalendarium (ff. 10v-16v); Johannes de Sacro Bosco, Algorismus (ff. 17r-22r); Joh...
The Almanac of Humenuz with notes relating to Humenuz's tables with dates of 1272, 1287, 1293, written by the scribe of the text in the lower margins (ff. 200r, 201v, 203v, 210v, 212v, 214r).
Canons for Toledan tables, incipit: 'Quonism cuiusque actionis quantitatem temporis metitur spatium...' Decoration: 1 illuminated foliate initial 'Q'(uoniam) in colours and gold, at the beginning of the text (f. 97v) and 1 historiated initial 'Q'(uia) of a man with a telescope (f. 118r). 6 d...
Balduinus de Mardochio, Compotus manualis (imperfect): the beginning of the text is missing, incipit: '...Adam degebat ergo cyfros...' Contains two large computistical diagrams in the shapes of hands.
Johannes de Sacro Bosco, Algorismus. Decoration: 1 historiated initial 'Q'(uoniam) in colours and gold of a scholar teaching, at the beginning of the text (f. 17r) 2 diagrams in brown and red ink with green washes (ff. 20v-21r).
Johannes de Sacro Bosco, Computus. Decoration: 1 historiated initial 'C'(ompotus) in colours and gold of a scholar teaching, at the beginning of the text. Diagrams in brown and red ink, some with green washes (ff. 34v, 36v, 39v (in a shape of the Uroboros), 42r, 43r, 45r, 53r).
Messahala (Masha ’Allah Ibn Athari), Astrolabium,in the Latin translation by John of Seville. Decoration: 1 historiated initial 'S'(cito) in colours and gold of a scholar teaching about celestial bodies, at the beginning of the text. 2 foliate initials in colours and gold (ff. 75v, 80r). Seve...