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Ptolemaeus

Arabus et Latinus

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Venice, Biblioteca Nazionale Marciana, Fondo antico lat. Z. 329 (1843)

s. XV2.

Or.:

MS prepared for Cardinal Bessarion probably under Regiomontanus’s supervision.

Prov.:

Bessarion (cf. inner front cover), who glossed the MS and added various items in his hand; Hieronymus Venerius in 1722 (ex-libris f. 1r).

Paper, I+340 f., three hands: I. f. 39r-202v and 219r-283r; II. f. 203v-213r; III (Bessarion’s additions). f. Iv-1r, 11-34, 292ra-296rb and 300r-331v (f. 13r-14r and left column of f. 292r-296r are in a neater hand, either Bessarion’s neater handwriting or a fourth hand).

Astronomy: scattered astronomical notes, Greek and Latin (Iv-1r); notes of arithmetic and geometry (11r-11v); Euclid, Elementa (12r-34r, theorems only); Ptolemaica (39r-213r); Menelaus, Spherica (219r-282v); ‘Extra. Omnis trianguli arcubus circulorum magnorum in superfitie spherae…’ (282v-283r); full chapter index of Ptolemy’s Almagest in Latin and Greek (292r-296r); excerpts from Ptolemy’s Almagest, in Greek (300r-331v). Blank: 2-10, 34v-38v, 213v-218v, 283v-291v, 296v-299v, 332-340.

Lit.

J. Valentinelli, Bibliotheca manuscripta ad S. Marci Venetiarum. Codices MSS. Latini, IV, Venezia, 1871, 218 (XI.5); P. O. Kristeller, Iter Italicum, II, London-Leiden, 1977, 213; A. Rigo, ‘Bessarione, Giovanni, Regiomontano e i loro studi su Tolomeo a Venezia e Roma (1462-1464)’, Studi Veneziani, N. S. 21 (1991), 49-110: 81-82.

39r‑213r

‘Epitoma in Almagestum Ptolomei, in primo libro [title added by Bessarion in upper margin]. Data circuli latera decagoni, exagoni — quod postremo hoc in theoreumate explorare et cepto labori modum statuere decrevimus.’

= Regiomontanus, Epitome Almagesti (C.1.21)

, without the preface and the first chapters of Book I. I, 39r-46v; II, 46v-57v; III, 58r-72v; IV, 73v-85r; V, 85v-106v; VI, 107v-126v; VII, 127v-135v; VIII, 136v-148r; IX, 149r-166v; X, 167v-180r; XI, 181r-192v; XII, 193v-202v; XIII, 203v-213r. Short glosses by Bessarion, mainly in Greek (more substantial f. 97v-100r, 127v-128r). A few corrections by the scribe.