O Can Ye Sew Cushions (1-406)
O Can Ye Sew Cushions? (4-680)
O Canada (4-194)
O Canada (4-997)
O Canada! (2-241)
O Canada! (4-974)
O Canada! God Save the Queen (4-493)
O Come All Ye Faithful (1-010)
O Come and Mourn with Me Awhile (2-824)
O Come and Sing Unto the Lord (4-028)
O Come to Bethlehem (5-172)
O Come, All Ye Faithful (0-531)
O Come, All Ye Faithful (4-671)
O Come, Divine Messiah (2-457)
O Come, Let Us Worship (2-311)
O Come, Little Children (5-954)
O Come, Lord Jesus, Come (0-786)
O Come, O Come Emmanuel (0-429)
O Come, Sweet Spirit (1-434)
O Dear! What Can the Matter Be? (0-745)
O filii et file (0-739)
O filii et filiae (0-583)
O For a Heart to Praise My God (1-722)
O For a Thousand Tongues to Sing (2-166)
