Piano,Violin - Level 3 - Digital Download SKU: A0.1373378 By Enim Mergo. By Emile Waldteufel. Arranged by Enim Mergo. 19th Century,Classical,Contest,Festival,Holiday,Opera. 7 pages. Enim Mergo #957737. Published by Enim Mergo (A0.1373378). Immer oder Nimmer Walzer by Emil Waldteufel.Basically, this piece is written for orchestra.But this sheet is for Violin and Piano duet.Please enjoy this piece.