O Praise the Lord, All Ye Nations (1-229)
O Praise the Name of Christ, the Lord (1-670)
O Praise Ye the Lord (3-491)
O quam gloriosum (0-416)
O Rest in the Lord (1-849)
O Rest in the Lord (2-168)
O Rest in the Lord (2-322)
O Sacred Feast (5-565)
O Sacred Head (2-740)
O Sacred Head, Now Wounded (5-966)
O sacrum convivium (5-461)
O sacrum convivium (6-030)
O Saviour Sweet (2-321)
O Saviour Sweet (5-953)
O Saviour, Hear Me (0-750)
O Saviour, Prescious Saviour (6-155)
O Send Thy Light Forth (1-794)
O Shining Star (5-861)
O Sing to the Child (2-986)
O Sing to the Lord (3-629)
O Sing Unto the Lord (4-731)
O Sinner Man (0-499)
O Sleep Thou Heavenborn Treasure (1-625)
O sons and daughters (5-439)
