Six Quatours (Quartets) for Trombone Quartet by Nikolai Tcherepnin are magical short works in contrasting styles originally composed for horns in 1910. They are Romantic in style and are titled:
1. Nocturne, 2. Ancienne Chanson Allemande (Old German Song), 3. La Chasse (the Hunt), 4. Chorus Danse, 5. Un Chant Poulaire Russe (a Popular Russian Song), 6. Un Choral. - the publisher