Horn Sonata in F Major, Op. 17 (arr. P. Silverthorne for viola and piano) - Horn Sonata in F Major, Op. 17 (arr. P. Silverthorne for viola and piano): II. Poco adagio, quasi andante (F大调圆号奏鸣曲，Op. 17（P. 西尔弗索恩改编为中提琴与钢琴） - 第二乐章 稍柔板，近乎行板)