Pentatonicism from the Eighteenth Century to Debussy offers the first comprehensive account of a widely recognized aspect of music history: the increasing use of pentatonic (-black-key scale-) techniques in nineteenth-century Western art-music. Pentatonicism in nineteenth-century music encompasses hundreds of instances, many of which predate by decades the more famous examples of Debussy and Dvorak. This book weaves together historical commentary with music theory and analysis in order to explain the sources and significance of an important, but hitherto only casually understood, phenomenon....