J.S.Bach, Orgelbüchlein 1 & 2, BWV599, 600

1. "Nun komm' der Heiden Heiland" BWV599

5 voices setting.

2. "Gott, durch dein Güte" BWV600

Soprano - Tenor : Canon-like setting.

http://aeolianconsort.chakin.com/jsbach.htm#Orgelbuchlein