William Primrose (viola) Jesus Maria Sanroma (piano)
William Primrose (viola) Rudolf Firkusny (piano)
Leopold Wlach Clarinet Vienna Konzerthaus Quartet
Reginald Kell, clarinet Frank Miller, cello Mieczyslaw Horszowski, piano
Edwin Fischer(piano), Wolfgang Schneiderhan(violin), Enrico Mainardi(clleo)