Original: Sixty Studies, Op. 45, Volume 2. Karl Adrian Wohlfahrt. Violin Solo sheet music. Sixty Studies, Op. 45, Volume 2. Nos. 31-60. For Violin.
Oversettelse: Seksti Studies, Op. 45, Volume 2. Karl Adrian velferd. Violin Solo noter. Seksti Studies, Op. 45, Volume 2. Nos 31-60. Masterworks.