The Birthday Of A King (Duet for Soprano and Alto Solo) for Piano Accompaniment,Soprano Voice,Alto Voice,Voice Duet written by William Harold Neidlinger. The format of this sheet music is Sheet Music Single and it’s published by Exultet Music. The Birthday Of A King (Duet for Soprano and Alto Solo) is part of the following sheet music categories: Christian,Contemporary Christian,Sacred,Praise & Worship,Christmas.