Publisher Desc.  This is one of Beethovens most popular and well-known works from Piano Sonata in C minor, Op. 13 Pathetique. A lovely adagio sure to please any audience. Instrumentation: E-Flat Clarinet, 3 B-Flat Clarinets, Alto Clarinet/Basset Horn, Bass Clarinet, Contrabass Clarinet/Contralto/String Bass