Double Bass,Piano,String Bass - Level 1 - Digital Download SKU: A0.774679 Composed by Franz Schubert. Arranged by Elin Korneliussen. Graduation,Romantic Period,Standards. Score and part. 4 pages. Elin Korneliussen #5753685. Published by Elin Korneliussen (A0.774679). The Trout by Franz Schubert, arranged for double bass and piano by Elin Korneliussen. Easy level.