Preludes and Impromptus 24 Preludes and Fugues 48 Preludes and Fugues Preludes and Fugues1-ⅩⅡ Preludes and Fugues1-ⅩⅢ Includes and index. Preludes and ballet music: Preludes and Fugues ⅩⅣⅩⅩⅣ Bach prelude and fugue Preludes and Fugues ⅩⅢ-ⅩⅩⅣ