Fugue in A minor. (No. 20 of The Well-Tempered Clavichord, Book 1.) Arranged for 4 (or any multiple of 4) pianists at 2 (or any multiple of 2) pianos by Percy Aldridge Grainger.
Bach, Johann Sebastian,1685-1750.
Grainger, Percy Aldridge
Part of Grainger's Bach for Piano Team Work.