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].