Claudii Ptolemaei Harmonicorum Libri Tres est opus magnum quod a Claudii Ptolemaei, mathematici et astronomi Alexandrini, scriptum est. Hoc opus continet tres libros, quorum singulus tractat de harmonia musica. In primo libro, Ptolemaeus describit rationes intervallorum et tonorum in musica. In secundo libro, Ptolemaeus tractat de tonorum et chordarum compositione. In tertio libro, Ptolemaeus describit modos musicales et earum proprietates. Hoc opus est una ex principibus fontibus musicis antiquitatis et adhuc est valde utile in studiis musicis. Editio huius libri, anno 1682 impressa, est una ex editionibus celeberrimis et habet multas tabulas et figuras musicales.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.