Athanasii Kircheri ... Mvsvrgia Vniversalis Sive Ars Magna Consoni Et Dissoni: in X libros digesta, Qua Vniversa Sonorum doctrina, & Philosophia, Musicaeque tam Theoricae, quam practicae scientia, summa varietate traditur ...
Athanasius Kircher's Latin treatise on music, printed in Rome in 1650 for scholars and musicians, covers sound, harmony and the theory and practice of music. The four plates show a geometric diagram of parallel vertical lines crossed by a diagonal, a nested circles-and-squares figure, rows of musical notation labelled with motion types, and a staff of notes with Latin text, offering a designer clean line diagrams, circular geometry and ruled staff patterns.
