WITH : Boyd Gaines -LRB- Johann Friedrich Fasch -RRB- , Michael Emerson -LRB- Georg Balthasar Schott -RRB- , Reg Rogers -LRB- Georg Lenck -RRB- , Richard Easton -LRB- Georg Friedrich Kaufmann -RRB- , Jeffrey Carlson -LRB- Johann Martin Steindorff -RRB- , Andrew Weems -LRB- Johann Christoph Graupner -RRB- and Jonathan Donahue -LRB- the Greatest Organist in Germany -RRB- .