The tune book of John Lewis, 1857, containing hymn-tunes and anthems copied from several English and Welsh printed sources and from unpublished manuscripts, e.g. the tune 'Bryncleifion', which was awarded a prize at the Mallwyd Music Competition, 1857, from the original manuscript by the author, D[avid] Jones ('Dewi Wyllt'), Mallwyd, and tunes from a manuscript in the possession of William Pugh, Rhydgaled Isaf, Harlech, 1817, 'Llyfr Robert Jones, Ffridd, Harlech, 1848', 'Llyfr John Owen, Glanymor, Harlech', 'MSS. Thomas Jenkins, Corn, Llanychaiarn, 1881'; with notes on authorship and sources by David Lewis. The following note is written at the head of the copy of the anthem 'Dyn a aned o wraig': 'Sef anthem a gyfansoddwyd ar yr achlysur o farwolaeth R. R. Parry, Frondeg, gan Robert Davies (Asaph Llechid) yr hwn a laddwyd yn chwarel Cae-braich-y-cafn, dydd Sadwrn, Awst 28, 1858. A chanwyd yr anthem yn angladd yr Awdwr'.

Six tune books written by David Lewis, Evan Lewis and John Lewis, Llanrhystyd, 1847-1852, and containing hymn-tunes, anthems and songs by David Lewis, D[aniel] T[homas] Williams, J. Hughes, Alltlwyd, J[ohn] Jones, Towyn, R[owland] H[uw] Pritchard, Bala, ('Hiraeth y Cymro yn Lle'r-pwll'), E. Samuel, Racine, John Ambrose Lloyd, C[harles] James, Llanilar, J[ohn] Edwards, Llangadog, William Roberts, Caerfyrddin, M. Thomas, T[homas] Jarman and William Owen. The anthems include 'Y meirw ni folianant yr Arglwydd' by William Davies, Cae'r blaidd, Ffestiniog ('buddugol yn Eisteddfod Ffestiniog, 1854') and 'Gwyn ei fyd a ystyria wrth y tlawd' by John Owen ('Owain Alaw').

The tune book of John Lewis, 1850, containing transcripts of hymn-tunes, anthems and songs, including compositions and arrangements by David Lewis.

The tune book of Lewis Lewis, Tŷ'n lôn, 1815, containing hymn-tunes, anthems and songs by John Williams, D[avid] Harri[e]s, Carno, John Jeffreys, Evan Evans, Caerlleon, John Ffransis [Francis], Rhyd-hir, John Ellis, Llynlleifiad, James Mills, Llanidloes, John Edwards, Llangadog, S[tephen] Llwyd, Abergwaun and Lewis Lewis (the compiler); with some notes on the rudiments of music.

The tune book of David John Lewis, otherwise David Jones, Tymawr, Llanrhystyd, 1777, containing psalm-tunes and hymn-tunes from various sources, including works by John Jeffreys and David Hughes ['Cristiolus Môn']; a few hymns; and farming accounts and memoranda by David Jones, 1785-1819. David John Lewis was grandfather to David Lewis's mother.

The tune book of Lewis Lewis, Ty'n lôn, Llanrhystyd, 1816-1821, containing hymn-tunes, psalm-tunes and anthems; and examples of musical notation with a round 'Hosanna' written in a circle.

The tune-book of Evan Lewis, Tygwyn, Llanrhystyd, begun in 1865 and continued to 1882. It contains hymn-tunes in four part harmony, including arrangements and compositions by David Lewis.

The tune book of John Richard, Black Lion, Llanrhystyd, 1777, containing hymn-tunes, psalm-tunes, anthems and hymns; and leaves from a tune book of James Jenkins, blacksmith, of Cilcwm, Llangwyryfon, containing hymn-tunes, with additional memoranda by John Jenkins, 1801.

The tune book of Samuel Paigne, Waterford, 1799, containing psalm-tunes, hymn-tunes, anthems and choruses from The Messiah.

The tune book of Samuel Jones, a native of Dolgellau, 1855, containing popular songs, dances, folk tunes and hymn-tunes.

The tune book of Richard Davies, 1839. The book contains hymn-tunes probably copied by Thomas Jenkins, Corn, whose name is written on a fly-leaf. A short biography of Thomas Jenkins taken from his dictation by David Lewis is written by the latter.

A music book containing anthem-, psalm-, and hymn-tunes.

A volume containing hymn-tunes and folk-tunes together with an index to the tunes, written in a mid-nineteenth century hand (ff. 73-209), bound together with a copy of William Owen, Prysgol, Y Perl Cerddorol... (Caernarfon, 1852) (ff. 7-72). A note in pencil on f. 1, probably in the hand of Philip Thomas, suggesting 'Shenkin Dounie, Harpist, Neath' to have been the scribe is probably an error for John Dounie [Downey], harpist, the Mera, Neath (see E. E. Williams, 'The queen of the Mera', Neath Antiquarian Society Transactions (1979), 6-7). Also included is a printed advertisement for John Ambrose Lloyd, Casgliad o Donau... (1843) (f. 210).

Anthems, psalm-tunes and hymn-tunes, including 'Margareta' and 'Llawenydd yn yr Afon' by the Reverend John Jones, Tal-y-sarn.

A book of anthems, including works by David Hughes, 'Cristiolus Môn' ('Elias a Jonah'), J[ohn] Ambrose Lloyd ('Y Mab Afradlawn'), Robert Davies, 'Cyndeyrn', 1861 ('Crist ein Pasg ni'), Thomas G[ruffydd] Jones, 'Tavalaw' ['Tafalaw Bencerdd'] ('Molwch yr Arglwydd' and 'Daniel'), J. Williams, 'Ab Alaw', Treffynnon ('Telyn Judah' and 'Hosannah Chorus'), Owen [Humphrey] Davies, 'Eos Llechid' ('Salm 115.1'), William Roberts ('Cenhadon Hedd'), R[owland] H[uw] Pritchard ('Y Salm Gyntaf' and 'Deffroad'), G. Williams ('Darfu am y Cyfiawn'), E. B. Williams ('Cenwch i'r Arglwydd' and 'Clych Dirwestol'), J[ohn] Ellis ('Job 14', arranged by W[illiam] J[ohn] Hughes, M.R.C.P.), J. P. Jones ('Yr Arglwydd sydd yn teyrnasu'), E[dward] Stephen ['Tanymarian'] ('Desgrifiad o'r Cristion yn marw'), W[illiam] Pugh ('Iddo Ef'), and John Parry ('Deffro di ogleddwynt'); and hymn-tunes, including 'Adria' by William Jones, 'Talwrn' by 'Madawg', 'Montrose' by W. A. Powell, and 'Rhuthin' by J[oseph] D[avid] Jones.

'Udgorn Sion, sef casgliad o donau cynulleidfaol gan David Jones ('Dewi Wyllt'), Caernarfon', transcribed by Thomas Jones, Ty'n llan, Llantrisant, 13 November 1861. The collection includes hymn-tunes by David Jones ('Dewi Wyllt'), W[illiam] J[ohn] Hughes, Sandbach, Owen [Humphrey] Davies ('Eos Llechid'), Madog Owen, E. Pughe, Bangor, W. Williams, Llanfairfechan, E[dward] Evans ('Heman Gwent'), J[ohn] Ambrose Lloyd (hymn-tunes adjudged best at the Manchester Literary Festival, St David's Day, 1856), John Owen ('Owain Alaw'), D. Thomas, Maesteg, and Morris Jones, Mallwyd.

Anthems and hymn-tunes for temperance campaigns and other purposes, including anthems by D[avid] Hughes ['Cristiolus Môn'] ('Cwymp Dagon'), D[aniel] T[homas] Williams, Merthyr ('Diolch i Ti, O Dad') and Owen [Humphrey] Davies ('Anthem Nadolig'), a glee by 'J. O. R.', and a song entitled 'Nos Dawch'.

'Canto y Gynulleidfa, sef Anthemau a Thonau cyfaddas i'w canu yn yr addoliad cyhoeddus, gan David Bynner ('Dewi Cadfan'), Llangadfan, Chwefror 8fed 1859'. The anthems are 'Praise the Lord, O my soul', 'The Congregational Anthem', and 'Moliant Seion'. Several of the hymn-tunes have titles of Montgomeryshire association, e.g. Beulah, St Cadfan, Cannoffice and Myfod.

A book of anthems, hymn-tunes and psalm-tunes, including anthems by Richard Mills ['Rhydderch Hael'] ('Cenwch i'r Arglwydd') and R[ees] P. Williams, Rhymney ('Ac mi glywais lais o'r nef').

A large collection of hymn-tunes, including works by J[ohn] Williams ['Ieuan Rhagfyr'], W[illiam] Pugh and John Edwards [Llangadog] ('Aberafon'), and an arrangement of 'Y Delyn Aur' by John Morgan ['Cadnant'].