Bach's spectacular Goldberg Variations represent a high point in the repertory of keyboard music, particularly for the harpsichord. This book takes a detailed look at how these variations originated, especially in relation to all Bach's Clavierübung volumes and late keyboard works, what their exceptionally intricate plan is, what kind of impact they have had, and how their mysterious beauty has been created. This guide to what was at the time the largest and most carefully conceived single work of keyboard music will appeal to students, performers and listeners.