Viola Duet Viola - Level 4 - Digital Download SKU: A0.1395273 By Sergei Rachmaninov . By Sergei Rachmaninov . Arranged by pfkaori. Classical. Score. 9 pages. Pfkaorimusic #978737. Published by pfkaorimusic (A0.1395273). Composer: Sergei Rachmaninov Music: Variation 18 from Rhapsody on a Theme of Paganini Instrumentation: Piano trio / Viola duet Level: Intermediate Tone: Desdur * There is a part score ♪(We also sell accompaniment sound source mp3. Please check from the overview section of YouTube.).