RICCIOLI, GIOVANNI BATTISTA, S.J. Almagestum novum. 2 double-page engraved lunar maps after Francesco Maria Grimaldi, S.J., in Volume 1; woodcut text illustrations and diagrams. , xlvii, , 763, ; , xviii, 675,  pages, including 2 engraved allegorical additional titles depicting the superiority of Riccioli's planetary model over those of Copernicus and Ptolemy. 2 volumes. Folio, Volume 1 364x237 mm, contemporary vellum boards, soiled, spine darkened, contents generally clean; Volume 2 357x242 mm, contemporary calf gilt, spine ends chipped at top and bottom, marginal dampstaining throughout, blank lower corner restored on around 20 leaves at beginning, vertical crease in preliminaries. Signatures of Jonas Deutschlender, M.D., dated Venice, 1654, and the mathematician Nicolaus Theodor Reimer (1772-1832), dated 1809, in Volume 1; old signature and stamp (both "De Launoy") in Volume 2. Bologna: heirs of Vittorio Benacci, 1651
Estimate $6,000 - 9,000
first edition. all publishedof an encyclopedic compendium of astronomical knowledge, observations, and experimental data by a staunchly anti-Copernican Jesuit (1598-1671), including a comparative analysis of various world systems (favoring his own alternative geo-heliocentric theory), investigations of the motion of falling bodies and pendulums, and the most accurate lunar maps yet published, introducing the nomenclature system for lunar features still in use today. BEA, pages 968-69; DSB XI, 411-12; Houzeau & Lancaster 9223; Norman 1826; Riccardi II, 371; Thorndike VII, 424-25.