40 Melodic & Progressive Exercises, Op. 31, 40 Melodic & Progressive Exercises, Op. 31: No. 21, Trills. Allegretto

Lee: Études for Cello, Opp. 31 & 70,1 min, 34 secs

• 40 Melodic & Progressive Exercises, Op. 31, 40 Melodic & Progressive Exercises, Op. 31: No. 21, Trills. Allegretto