Cover; Series; Music at Hand; Copyright; Dedication; Contents; Acknowledgments; About the Companion Website; Introduction; 1. Beethoven's Prosthesis; 2. Sounding Actions; 3. Idiomaticity; or, Three Ways to Play Harmonica; 4. Voluntary Self-Sabotage; 5. Compositional Instruments; 6. Horns To Be Heard; References; Index