Description:
Venice. Per Magistrum Gullielmum de Tridino de Monteferrato, 14,January,1491, 4to (199 x 150 mm). 48 leaves. 42 lines. Full-page woodcut on verso of title-leaf showing Astronomia enthroned flanked by Urania and Ptolemy, large woodcut of the "Sphaera mundi" on a3v, each hand coloured and 7 of the diagrams of planetary orbits partially coloured or with outline colour, margins a little trimmed, not affecting text, 17th century blind stamped pigskin, rebacked, with central lozenge on both covers, binding with blind stamp date 1602, brass clasps.
This incunable edition of Sacrobosco's Sphaera Mundi contains two further treatises, J. Regiomantanus, Disputationes contra Cremonensia and G. Peurbach, Theoricae novae planetarum.
Sometime around 1230, Johannes de Sacrobosco (ca. 1200 – ca. 1250), a teacher at the University of Paris, composed an introductory astronomy textbook for his students. In this small text, known as the Sphere (De sphaera), Sacrobosco offered a concise and non-technical description… Read More