Project icon: lavishly furnished initial letter with a painting of Ptolemy using an astrolab.

Ptolemaeus Arabus et Latinus

_ (the underscore) is the placeholder for exactly one character.
% (the percent sign) is the placeholder for no, one or more than one character.
%% (two percent signs) is the placeholder for no, one or more than one character, but not for blank space (so that a search ends at word boundaries).

At the beginning and at the end, these placeholders are superfluous.

Segovia, Archivo y Biblioteca de la Catedral, B 349 (84)

s. XV2 (after 1455 for f. 33r-35v, cf. f. 33r: ‘ab anno Christi 1455 usque ad annum in quo es…’).

Prov.:

‘Es del archivo de la cathedral de Segovia’, 17th c. (f. 1r).

Paper, 106 f. formerly paginated 490-699, several hands.

Astrology and astronomy: Henri Bate of Mechelen, Nativitas (1r-28v); Antonius de Murellis de Camerino, prognostication for 1432 (29r-32v); ‘Cum planeta cuius est negotium est in medio celi…’ (33r-35v); table: properties of the 12 signs (36v); Firminus de Bellavalle, De mutatione aeris (37r-75v); Ptolemaica (75v-76r); Messahallah, Liber interpretationum (76v-78v); ‘Domus prima, prima est illa que ascendit in oriente, demonstrat vitam…’ (79r-84v); Eustachius de Eldris, De directionibus (85r-89r); notes (89v); solar table dated 1331 in Paris (90r); ‘Ad retrogradationem sciendam opportet querere…’ (91r-96v); astronomical tables (97r-106v). Blank: 36r, 90v.

Lit.

G. Beaujouan, ‘Manuscrits scientifiques médiévaux de la cathédrale de Ségovie’, in Actes du XIe Congrès international d’histoire des sciences, août 1965, Warsaw, 1968, III, 15-18: 17 (reprinted in G. Beaujouan, Science médiévale d’Espagne et d’alentour, Aldershot, 1992, IV); C. Steel, S. Vanden Broecke, D. Juste, S. Sela, The Astrological Autobiography of a Medieval Philosopher. Henry Bate’s Nativitas (1280-81), Leuven, 2018, 3-4.

75v‑76r

‘<P>tholomeus dixit quod stelle cum caudis sunt 9 — in regibus et divitibus apparebit. Dicebatur in quadam postilla libri ex quo istud commentum (?) extraxi, credo ipsum vidisse in 22 gradu Arietis anno a nativitate domini 1402 et Mars in eadem domo erat et vidi ipsum sequentem Martem. Explicit Deo gratias.’