Instrumental Duet,Piano Instrumental Duet,Piano,Viola,Violin - Level 2 - Digital Download SKU: A0.1240695 Composed by Peter Ilyich Tchaikovsky. Arranged by B. C. Dockery. 19th Century,Children,Classical,Romantic Period. 6 pages. Ben Dockery #836084. Published by Ben Dockery (A0.1240695). This lovely waltz from Pyotr Ilyich Tchaikovsky's ballet The Sleeping Beauty is arranged for violin and viola duet with optional piano accompaniment. Great for lessons, recitals, and public performances of all kinds. Easy intermediate level. Includes score and parts.