"1600 - 1799" . . . . . . . "Andreas Bach Manuscript" . . . . . "Andreas Bach manuscript" . . . . "Andreas Bach manuscript [keyboard music from the Bach househould [sic] at Ohrdruf played on historic organs of Thuringia and Saxony]" . . . . "Werke, Org Hf/Ausw" . . . . . . . . . .