I WONDER AS I WANDER (Trio Flute, Bb Trumpet and Piano/Score with Parts) for Piano Accompaniment,Flute,Trumpet written by John Jacob Niles. The format of this sheet music is Score,Set of Parts and it’s published by The Lanier Company. I WONDER AS I WANDER (Trio Flute, Bb Trumpet and Piano/Score with Parts) is part of the following sheet music categories: .