O Come, Emmanuel: Six Advent and Christmas Hymns for Cello or Viola and Organ for organ, cello/bass instrument or viola written by Raymond H Haan. The format of this sheet music is instrument parts and it’s published by MorningStar Music Publishers. O Come, Emmanuel: Six Advent and Christmas Hymns for Cello or Viola and Organ is part of the following sheet music categories: Christmas, Advent.