Instrumentation: 4.2+EH.3+BCl.3+CBsn: 4.4.4.1: Timp: Str(9-8-7-6-5)EIN' FESTE BURG IST UNSER GOTT ("A Mighty Fortress Is Our God") is among the best known hymns written by reformer Martin Luther, and has been used by many composers, including by J.S. Bach, in various settings. Bach's chorale prelude (BWV 720) was written for organ. This symphonic transcription was completed by famed conductor Leopold Stowkowski and edited by Edwin E. Heilakka.