De Sphaera Mundi Libri Tres est opera Baltasaris Valentini, qui sub nomine Valentino notus est, scripta et anno MDLIII edita. In hoc libro, auctor tres libros scripsit, quibus de sphaera mundi tractat. In primo libro, Valentino de motu sphaerae mundi loquitur, in secundo de natura et positione sphaerae, et in tertio de astris et eorum motu. Hoc opus est una ex primis descriptionibus sphaerae mundi in lingua Latina, et est usque ad hodiernum diem consideratum esse opus valde importante in historia astronomiae.This Book Is In Latin.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.