Ein feste Burg (Georg Friedrich Kauffmann)
This is a wonderful chorale prelude based on the famous Lutheran hymn constructed of two verses - A and B. In verse A, Kauffmann writes a 4 part fugue and in verse B the bass takes up the choral tune.
I'm playing this piece using Altenbruch sample set by Sonus Paradisi of Hauptwerk VPO. If you like my music making, you can support me on Patreon and get free organ CD's at https://www.patreon.com/secretsoforganplaying
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