With Volume 3 of Sweelinck's complete works for keyboard instruments, "Chorale and Psalm Variations," editor Harald Vogel presents a group of works that can enhance many of today's religious services. Vogel's approach to the fundamental issues of performance practice in this edition is exceptionally knowledgeable. He begins by supplying a "practical source edition" of the works, in which he attempts to respect the unique aspects of the notation as much as possible. Moreover, in the appendix he p...