1. Add MS 35021, ff 15r-15v Reference (shelfmark): Add MS 35021, ff 15r-15v Title: J. S. Bach: ‘Prelude 18’ and ‘Fuga’ (Prelude and fugue in G sharp minor, BWV 887). Autograph. Collection Area: Music Collections Languages: Not applicable Date Range: [1739-1742] Extent: 1 folio
