Anthems and hymn-tunes, including 'Anthem angladdawl mewn coffadwriaeth am y diweddar Barch. John Elias, Môn' by Richard Mills [Rhydderch Hael], 'Seion, y geiriau gan y Parch W[illiam] Ambrose', 'Prynedigaeth', and 'Cwymp Meddwdod' by J[ohn] Ambrose Lloyd, 'Mawl yn Seion' by W. Matthews, and anthems on biblical themes by W[illiam] Owen, Foulk Roberts, and others.
An extensive collection of hymn-tunes begun by Thomas Jones at the age of twenty-three, in 1841. A large number of the signed tunes are by John Ambrose Lloyd. Other composers represented are J. Hughes [Allt-lwyd], R[obert] J[ohn] Pryse ['Gweirydd ap Rhys'], C. Jones, R. Williams, D. Williams, W[illiam] Owens [or Owen], W. Pritchard, R. Griffith, R[osser] Beynon ['Asaph Glan Taf'], D[avid] J[enkin] [Dafydd Siencyn] Morgan, W. Griffith, D[avid] Roberts ['Alawydd'] and D[avid] Hughes ['Cristiolus Môn']; and examples of Welsh hymns.
Part of Lewis, Llanrhystyd Manuscripts,
An anthem, 'O mor annwyl yw gennyf', and hymn-tunes by W. J. Hughes, William Owen, Tremadog, David Lewis and others.