The two- and three-part inventions (Inventions and sinfonias) BWV 772-801 -- Sinfonia no. 8 in F major, BWV 794 (complete performance, first release) -- Sinfonia no. 15 in B minor, BWV 801 (complete performance, first release) -- Sinfonia no. 9 in F minor, BWV 795 (complete performance, first release) -- Sinfonia no. 8 in F major, BWV 794 (unedited studio session takes) -- Sinfonia no. 15 in B minor, BWV 801 (unedited studio session takes) -- Sinfonia no. 9 in F minor, BWV 795 (unedited studio session takes). Performer: Glenn Gould, piano.