Paris

first edition, rare. A general folding table of all tones and keys in fine.

Binding in full speckled brown sheepskin. Ornate nerved back. title label of red morocco. 3 blunt corners. Dark spots on the boards. Discreet restorations, Contemporary binding.
In 1742 Rousseau published a Project concerning new signs for music (1742) in which he proposed to revolutionize the system of musical notation, considered too complex. The Royal Academy of Sciences will be reluctant, which is why Rousseau perseveres and then offers his Dissertation on modern music , more complete and theoretical. Rousseau thus makes the apology in his preface of his system of notation intended to repla