18th-century French literature classic example is "Histoire de Gil Blas de Santillane" by Alain-René Lesage (1715). The novel of the imagination pictured life centuries in the future; "L'An 2440, rêve s'il en fut jamais" (The year 2440 - dream of all dreams) by Mercier (1771); or stories of fantasy "le Diable amoureux" (The Devil in Love) of Jacques Cazotte (1772). The libertine, or erotic novel, featured eroticism, seduction, manipulation, and social intrigue. Classic examples are "Les Liaisons dangereuses" ("Dangerous Liaisons") by Pierre Choderlos de Laclos (1782); ("Justine ou les Malheurs de la vertu" ("Justine or the misfortunes of virtue") by Donatien Alphonse François
Evolution of timpani in the 18th and 19th centuries of pedal timpani. For example, in the final waltz in Act 3 of his opera, "Der Rosenkavalier", Strauss wrote for the timpani the way he wrote for the bass, with a long, walking melodic line. He accomplished this by requiring the timpanist to make many quick and challenging changes in the drums pitch that imitated the walking bassline that occurs throughout the entire waltz. Evolution of timpani in the 18th and 19th centuries The modern timpani evolved in the 18th and 19th centuries from the simple 12th-century membranophone of the Naker to a complex instrument, consisting of a suspended kettle