Johann Georg Schübler, born towards 1720 (?), is known as the engraver of the \"SECHS CHORALE von verschiedener Ari..."(BWV 645-650) " In Verlegung Joh. Georg Schübler zu Zella am Th�rtnger Walde. He studied with Johann Sebastian Bach in Leipzig.25 The remarkable organ piece seems to be the only extant work by Schübler. E. L. Qerber mentions further that III organ trios for two manuals and pedal on: Meine Seele lass es gehen, were known in Mst.