Flute,Instrumental Duet,Viola - Level 3 - Digital Download SKU: A0.1499968 By Henry Clay Work. By Henry Clay Work. Arranged by pfkaori. Children,Multicultural,Traditional,World. 4 pages. Pfkaorimusic #1076039. Published by pfkaorimusic (A0.1499968). Song: Grandfather's Clock Compose: Henry Clay Work Arrangement: Flute & Viola /unaccompanied Level: Intermediate Key: Gdur *Part score included *Levels vary from person to person.