Cello,Instrumental Duet,Viola - Level 2 - Digital Download SKU: A0.1504698 Composed by Franz Xaver Gruber. Arranged by Guilherme Facchetti. 19th Century,Chamber,Christmas,Classical,Romantic Period. 7 pages. Guilherme Facchetti #1080112. Published by Guilherme Facchetti (A0.1504698). This arrangement of the Silent Night (Stille Nacht H.145) by Franz Xaver Gruber for viola and violoncello, is a free artistic recreation, based on the information contained in the piano score published in 1980, by “Gertrud Schulze-Hanus” Stuttgart, Germany. This sheet music contain score and separated parts.