Music manuscripts, etc., of D. Afan Thomas, comprising instrumental music, 1909-1922; vocal music, namely ballads, monologues and cantatas, 1912-1923; songs, [1890s]- 1928; part-songs 1899-1918; anthems, magnificats and chants, 1904-1923; hymns, [1890s]-[1928] and carols, [c. 1900]-1927; and letters and papers, consisting of letters to Afan, 1902-1928; letters from Afan, 1903-[1928]; miscellaneous letters, 1883-1949, and miscellaneous papers, 1883-[c. 1944], including the manuscript of the biography by Rev. William Evans ('Wil Ifan'), Afan, a Welsh Music Maker [Cardiff 1944].

The archive comprises music manuscripts divided into juvenalia and early works, [1917x1934], orchestral works, 1933-1992, concertos, 1943-1986, instrumental and chamber music, [1930x1993], piano music, 1930-1955, organ music, 1973-1978, choral music, 1950-1979, solo voice with accompaniment, 1934, oratorio and cantatas, 1958-1987, sacred music, 1949-1974, opera, 1961-1968, incidental music, [1930x1960], miscellaneous papers, 1934-1936, and sketches. There are also letters to Daniel Jones, 1918-1993, copies of letters written by Daniel Jones, 1931-1991, material relating to compositions, 1946-1993, lectures, articles and scripts, [c. 1951]-[1990], adjudications, reports and reviews, [1953x1993], thesis, notes and bibliographies, [1925x1993], papers of Egyptian, Mexican and Oriental interest, correspondence and papers, [1925x1993], relating to Daniel Jones's visit to Czechoslovakia in 1955, his visit to the Soviet Union in 1960, papers concerning various guilds and committees, 1949-1992, papers concerning the Swansea Amateur Symphony Orchestra, [c. 1931]-[c. 1932], papers relating to questions of contracts and copyright, 1948-1960, personalia, divided into honours and certificates, 1929-1993, competitions and higher degrees, 1935-1954, curricula vitae and testimonials, 1939-1954, photograph album and scrapbooks, 1937-1960, miscellaneous papers, 1925-1957. There are also printed materials, [1914x1993], and press cuttings, 1945-1993, relating to Daniel Jones's life and to performances of his work. There is also a group of the papers of Jenkin Jones, comprising music manuscripts, 1917-1934, correspondence, 1903-1935, an essay, 1935, copyright material, 1916-1917, printed material, 1903-1918, and press cuttings, 1905-1918.

A further small group of papers comprising letters, articles, reviews and programmes were received October 2014. This group was introduced as the final Sub-fonds, entitled 2014 Donation, in January 2016. Also, spool tapes of music and a collection of cassettes were received and transferred to NSSAW.

Two manuscripts: Under Milk Wood score and Fourteen Leider peices were received January 2015. See description for Series A and Series M for further information.

Further correspondence, diaries and notes received in 2018.

Papers of the composer Hilary Tann, comprising printed music scores. The music scores include those published in the U.S. by the Oxford University Press and more recently Rowanberry Music. Accumulated papers include copies of Dim Sum, 2001 - 2009, festival programmes, and other printed articles.

Manuscript scores of arrangements by Mansel Thomas for instrumental trios, quartets and other ensembles.