Cover -- Half-title -- Title -- Copyright -- Contents -- Preface -- Chronology of Works in Volume 7 -- Introduction -- Note on the Text -- Plan Regarding New Signs for Music -- Letter to the Mercure on a New System of Musical Notation -- Dissertation on Modern Music -- Letter on Italian and French Opera -- Letter on "Omphale" (Grimm) -- Remarks on the Subject of the Letter by M. Grimm on "Omphale" (Raynal) -- Letter to M. Grimm on the Subject of the Remarks Added to His Letter on "Omphale" -- "Notice" to Rinaldo da Capua's La Zingara -- Letter from a Symphonist of the Royal Academy of Music to His Comrades in the Orchestra -- Letter on French Music -- Observations on Our Instinct for Music and on Its Principle (Rameau) -- Articles from the Encyclopedia -- Errors on Music in the Encyclopedia (Rameau) -- Continuation of the Errors on Music in the Encyclopedia (Rameau) -- On the Principle of Melody, or Response to the "Errors on Music" -- Examination of Two Principles Advanced by M. Rameau in His Brochure Entitled: "Errors on Music in the Encyclopedia" -- Essay on the Origin of Languages -- Pronunciation -- On Theatrical Imitation -- The Levite of Ephraïm -- Dictionary of Music -- Letter to Mr. Burney and Fragments of Observations on Gluck's "Alceste" -- Extract from a Response by the Underlaborer to His Frontman Concerning a Piece from Gluck's "Orfeo" -- Appendix: "EnWn, il est en ma puissance," from Lully's Armide -- Notes -- Index.