The future composer Christoph Graupner was also a student of Kuhnau at the time .
There he studied music with Johann Schelle and later received organ and harpsichord lessons with Johann Kuhnau .
The future composer Christoph Graupner was also a student of Johann Kuhnau at the time .
There he studied music with Johann Schelle and later received organ and harpsichord lessons with Johann Kuhnau .