Music manuscripts and miscellaneous papers, 1893-[1999], transferred on the closure of the Welsh Music Information Centre, Cardiff, comprising a large number of music scores and sketches. Among the composers represented in the archive are Robert Bruce, Dilys Elwyn Edwards, John Edwards, J. R. Heath, Alun Hoddinott, Arwel Hughes, Idris Lewis, Ian Parrott and Grace Williams.

Llawysgrifau cerddorol a phapurau amrywiol, 1893-[1999], a dderbyniwyd adeg cau Canolfan Hysbysrwydd Cerddoriaeth Cymru yng Nghaerdydd, yn cynnwys nifer fawr o sgoriau cerddoriaeth. Ymhlith y cyfansoddwyr a gynrychiolir yn yr archif mae Robert Bruce, Dilys Elwyn Edwards, John Edwards, J. R. Heath, Alun Hoddinott, Arwel Hughes ac Ian Parrott.

Additional music manuscripts, 1963-1969, comprising scores by Grace Williams, Daniel Jones, and William Mathias; together with papers [1906-1975], relating to Grace Williams [photographs transferred to NLW Photographic Department].

Music manuscripts, including arrangements of folk songs and popular and classical songs by named composers; concert programmes, 1924-1961; press-cuttings, [1930s]- [1980s], of her performances; press-cuttings relating to the Official Receiver, [1950s]-[1960s]; and notebooks of song lyrics.

The papers comprise correspondence including letters, 1962-1991, from Daniel Jones to Sir Charles Groves, and letters, 1968-1974, from Grace Williams to Sir Charles Groves; presentation copies, 1954-1987, of Daniel Jones's music scores; printed material, 1951-1974, relating to Daniel Jones and Grace Williams; and press cuttings concerning Daniel Jones, 1984-1993.

Llawysgrifau cerddorol, [1920x1950] David William Jones, yn cynnwys drafftiau o alawganau ac emynau, [?1920au-1940au]; ynghyd â cherddoriaeth gan gyfansoddwyr eraill, [1920au-1940au]. = Music manuscripts, [1920x1950], of David William Jones, comprising mainly drafts of cantatas and hymns, [?1920s-1940s]; together with music compositions by other composers, [1920s-1940s].

The music manuscripts, [1808x1879], mainly of John Orlando Parry, together with a few concert programmes relating to his performances. Also, journals, diaries and other manuscripts of John Orlando Parry.

The music manuscripts, 1927-1986, of Mansel Thomas, comprising music for male voice choirs, mixed choirs, youth and female voices, solo songs, and instrumental compositions. They consist mainly of Christmas music, hymn-tunes, liturgical music, arrangements of Welsh traditional melodies, secular music and solo songs, the majority of which have been published by the Mansel Thomas Trust and the Cwmni Cyhoeddi Gwynn Publishing Company. Some manuscripts are in the hand of copyists and may contain later notes and additions.

Manuscript oratorios, operas, orchestral pieces, choruses, melodies and other musical compositions (including the four Welsh Airs arranged for choir and full orchestra premiered at the Crystal Palace, 1896); an autographed notebook containing solfa versions of Welsh melodies arranged for male voices, 1915; correspondence, 1934-1935, relating to the proposed publication of a memorial volume to Jenkins by nine of his contemporaries ('Er Cof am yr Athro David Jenkins Gan Naw o'i Gyfoedion'); music exercise books, 1877-1881, and a volume containing blacksmith's accounts, Trecastell, and particulars of payments to preachers, 1796-1810.