This chapter introduces some aspects of rondo form. Rondo form involves the alternation of a recurring “refrain” (A) with various “episodes” (B, C, . . .) and includes such structures as ABACA, ABACABA, ABACADA, and so on. 23-1 Beethoven, String Quartet op. 74 "Harp" 23-2 Mozart, Clarinet Concerto in A Major K. 622 23-3 Cowell, “The Banshee”