Title from xylographic half-title page (leaf a1r).
Colophon (leaf p7v): Explicit Magne Composition Astronomicon Epitoma Johannis de Regiomonte. Impensis non minimis: curaq[ue] [et] emendatione non mediocri virorum prestantiu[m] Casparis Grossch: [et] Stephani Roemer. Opera quoq[ue] [et] arte impressionis mirifica viri solertis Johannis ha[m]man de Landoia: dictus hertzog: felicibus astris expletum. Anno a prima rerum etherearu[m] circuitione .8480. Sole in parte sextadecima virginis gradiente. In hemispherio Veneto: Anno salutis .1496. currente: Pridie Calen[das] Septembris Venetiis: Maximiliano Romanorum rege primo Faustissime imperante.
Printed in Hamman's types 2:103G, 5:70G, 7:127G, and 8:86G.
Signatures: a¹⁰ b-n⁸/⁶ o⁶ p⁸: 108 leaves, leaf p8 blank.
Paper format: Chancery folio
Begun by Georgius Purbachius.
Some copies contain the text of a 2-leaf letter of Johannes Baptista Abiosus, dated 15 Aug 1496, and inserted between a1 and a2 (M.C. Davies, in The Library ser.6 18 (1996) p.205 note 41).
PML copy leaf dimensions: 30.5 x 21 cm.
PML copy does not have the 2-leaf letter inserted between leaves a1 and a2.
Epytoma in Almagestum Ptolemaei
Hand decoratino: No rubrication required. Annotations: No substantial marginal notations in text.