Translation: and piano, F minor, Op. 120, No. 1 composed by Johannes Brahms. For Sonata for Clarinet. Vienna Urtext.
Translation: For Sonata for Clarinet. Vienna Urtext #UT050016. Published by Wiener Urtext. Vienna Urtext. or Viola.
Translation: Edited by Hans Gal. For clarinet, piano. urtext, paperback. Johannes Brahms. Piano sheet music. 2 composed by Johannes Brahms.
Translation: "I will also arrange the clarinet part for viola, so that the work can also be played thus". Violet. VLA.
Translation: Brahms also provided a part for Viola as an alternative to the Clarinet. Violet.