Choral Piano and Keyboard,Voice (Unison) - Level 1 - Interactive Download SKU: A0.486178 Composed by Arranged by Melissa J Hall. This edition: Interactive Download. Children,Contest,Folk,World. Octavo. Duration 118. Melissa J Hall #5pYHSK6i2AWi1LQZcxcbKW. Published by Melissa J Hall (A0.486178). Key: F major.A choir setting of the folk song Rocky Mountain, Rocky Mountain, Rocky Mountain High.