Review-Essay: Haydn's New Incoherence: Haydn's "Farewell" Symphony and the Idea of Classical Style: Through-Composition and Cyclic Integration in His Instrumental Music . James Webster. ; Haydn's Ingenious Jesting with Art: Contexts of Musical Wit and Humor . Gretchen A. Wheelock. ; Haydn and the Classical Variation . Elaine R. Sisman. ; Haydn's Symphonic Forms: Essays in Compositional Logic . Ethan Haimo.