Bass Trombone,Instrumental Solo,Piano - Level 5 - Digital Download SKU: A0.811196 Composed by Scott Joplin. Arranged by Ralph Sauer. Blues,Jazz,Ragtime. Score and individual part. 24 pages. Gordon Cherry #6118435. Published by Gordon Cherry (A0.811196). Ralph Sauer has brilliantly arranged Four Rags for BassTrombone and Piano by the great American King of Ragtime, Scott Joplin. They are:1. The Entertainer, 2. Reflection Rag, 3. Pleasant Moments, and 4. The CascadesThese works are so pleasant to perform and to listen to. They are appropriate for advanced performers and include about 15 minutes of music.