O Nata Lux SATB - Tom Porter
Open Wide The Door Of Mercy SATB - Daniel Greig, Arr. Brad Nix
O Nata Lux 2-Part - Patti Drennan
O Thou That Tellest (Messiah Alto Solo) - Handel
Open Thou Mine Eyes - John Rutter
Once In Royal David's city SATB - Arr. David Willcocks
Oh, What A Beautiful Mornin' TTBB - Arr. Red; Joubert
Only Light, Only Love SSAA - Joan Szymko
Oh, What A Beautiful Mornin' SATB - Arr. Buryl Red And Joseph Joubert
Oh, What A Beautiful City SATB - Arr. Stacey V. Gibbs
Oh, Think Of Me SA - Elaine Hagenberg
Oh, Mi Belen (Carols and Lullabies) TTBB - Conrad Susa
Oh! Christmas Tree TTBB - Arr. Carl J. Nygard
On Justice, Truth, And Peace SSA - Amy F. Bernon
On Jordan's Stormy Banks SATB - Arr. Ken Berg
On Jordan's Bank The Baptist Cry SATB - Arr. Hal H. Hopson
Only In Sleep - Eriks Esenvalds
O Tannenbaum TTBB - Arr. Alice Parker And Robert Shaw
On My Journey Home - Jeffrey Douma
O Radiant Dawn SATB (The Strathclyde Motets) - James MacMillan
O Nata Lux - Ivo Antognini
O Quam Tristis (Stabat Mater, No. 3) - Francis Poulenc
O Sing To The Lord TTBB - Davn Davison
O Quam Tristis (Stabat Mater No. 3) - Pergolesi, Ed. Charles Kennedy Scott
