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Ptolemaeus

Arabus et Latinus

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Vatican, Biblioteca Apostolica Vaticana, Pal. lat. 1420

s. XIIIex (for f. 1-36, the second part of the MS dates from the 14th c.).

Or.:

Italy (for f. 1-36, the second part of the MS is partly Italian, f. 37-52, partly from Cologne, f. 53-89, cf. f. 63r: ‘Scriptus Colonie anno domini M°CCC°LXI° feria quarta Penthecostis’).

Prov.:

Elector Palatine Ottheinrich (1502-1559); Heidelberg, Bibliotheca Palatina; Vatican library in 1623.

Parchment, 89 f. MS made of two parts: f. 1-36 (a single hand, decorated initials) and f. 37-90 (several hands, one of which copied f. 53-89).

Ptolemaica (1r-34v and 34v-35r). Blank: 35v-36v. The second part of the MS contains scientific texts: Sacrobosco, Algorismus (37r-40v); Albert of Saxony, Tractatus proportionum (41r-44v); John of Ligneres, Algorismus de minutiis (45r-48v); Thomas Bradwardine, Geometria speculativa (53r-63r); Simon Bredon, comm. on Boethius’s De arithmetica (63r-68r); John of Murs, Musica speculativa (68v-74v); Witelo, Perspectiva (76r-77v); star catalogue from the Alfonsine tables (78r-89v). Blank: 49r-52v, 75v.

Lit.

Inventarium manuscriptorum Latinorum Bibliothecae Palatinae (handwritten catalogue), 502-503; L. Schuba, Die Quadriviums-Handschriften der Codices Palatini Latini in der Vatikanischen Bibliothek, Wiesbaden, 1992, 208-210.

1r‑34v

‘Liber quadripartitus Ptholomei. Incipit liber 4 tractatuum Ptolomei Alfilludhi in scientia iudiciorum astrorum et in primo tractatu sunt 24 capitula. Capitulum primum in collectione inteletione (?) intelectus (!) scientie iudiciorum astrorum [title added in upper margin by a later hand]. Rerum, Yesure, in quibus est pronosticalis (!) scientie stellarum profectio magnas et precipuas duas esse deprehendimus — hoc in loco huic libro finem i<m>ponere non incongruum exstimamus. Explicit liber 4 Batlomei in radicandi discretione per stellas de futuris et in hoc mundo constitutionis et desctructionis congentibus (!).’

= Ptolemy, Quadripartitum (tr. Plato of Tivoli) (A.2.1)

. I, 1r-9r; II, 9r-16v; III, 16v-28r; IV, 28r-34v. Glosses by at least two later medieval hands, substantial from f. 12v onwards.

34v‑35r

‘Cum proiectionem radiorum stellarum scire volueris — locus radiationis equate.’

= Pseudo-Ptolemy, Liber proiectionis radiorum stellarum (B.18)

. Glosses by a later medieval hand.