1. Add MS 35021, ff 7r-7v Reference (shelfmark): Add MS 35021, ff 7r-7v Title: J. S. Bach: ‘Praeludium 10’ and ‘fuga 10’ (Prelude and fugue in E minor, BWV 879). Autograph. Collection Area: Music Collections Languages: Not applicable Date Range: [1739-1742] Extent: 1 folio
