pt. 1. Expression. Ideas of expression -- Topics -- pt. 2. Rhetoric. Periodicity -- Harmony -- Rhythm -- Melody -- Texture : basic premises -- Texture : chamber music -- Texture : orchestral music -- Texture : vocal music -- Performance -- pt. 3. Form. Small two-reprise forms -- Sonata form -- Couplet form -- Forms of the learned style -- Aria -- Concerto -- Fantasia : introductive, recitative -- Multimovement cycles : composite forms -- pt. 4. Stylistic perspectives. National styles -- High and low styles : serious and comic -- Mozart -- Haydn, Sonata in E flat major -- Beethoven and the classic style