Flute,Instrumental Duet,Tuba - Level 2 - Digital Download SKU: A0.1358996 By Lochinvar Sturdy. By Lochinvar Sturdy. Arranged by Lochinvar Sturdy. 20th Century,Classical. 2 pages. Lochinvar Sturdy #943420. Published by Lochinvar Sturdy (A0.1358996). Arrangement for Tuba and Flute in Db Major.