Estudios y obras de piano clasificadas por compositores
BWV 939 – Prelude in C major
BWV 940 – Prelude in D minor
BWV 941 – Prelude in E minor
BWV 942 – Prelude in A minor
BWV 943 – Prelude in C major
https://en.wikipedia.org/wiki/List_of_keyboard_and_lute_compositions_by_Johann_Sebastian_Bach#Five_Preludes_from_the_collection_of_Johann_Peter_Kellner_(939%E2%80%93943)
https://www.youtube.com/playlist?list=PLmQMwtOtZ0b3qV76K7NO6tlkDX3VbOM3n
https://www.youtube.com/playlist?list=PLmQMwtOtZ0b0-6ofMel4x0XXIjTfz5vQz