On This Happy Morn (1-671)
On This Holy Night (5-574)
On This Quiet Night (5-575)
Once As I Remember (0-641)
Once in Royal David's City (1-238)
Once in Royal David's City (5-840)
Once in Royal David's City (5-852)
Once On A Frosty Night (4-330)
Once Upon a Manger Still (4-683)
Once Upon a Night (6-237)
Once Upon a Starry Night (6-258)
One Bright Star (5-741)
One Child (0-973)
One Small Child (5-414)
One Small Child (6-281)
One Starry Night (1-669)
Only a Baby Came (1-515)
Only a Baby Came (5-720)
Over in Bethlehem (4-459)
Oxford Book Of Carols, The (5-065)
Oxford Easy Anthem Book, The (6-246)
Past Three O'Clock (1-816)
Patapan (2-513)
Peace Came to Earth (2-999)
