Three musical compositions by W. Hubert Davies: - a variation on the Bells of Aberdovey, 1927; 'In Normandy', 1930; and Passacaglia for full orchestra, 1931.

Cyclostyled copies of hymn-tunes and other sacred music by Thomas John Hoskins ('The Blacksmith Organ Builder'), Pentre, Glamorgan.

Tune book of David Thomas, Bremenda, Llanarthney, Carmarthenshire, containing anthems, hymn-tunes, and carols by David Thomas and others.

A volume of psalm- and hymn-tunes by 'Zabulonun' [i.e. Thomas Edwards, 'Caerfallwch'], John Francis, Pwllheli and others.

A volume of music for the harp, [c. 1764], including compositions by, and variations on the work of, Handel and John Parry Ddall of Rhiwabon. The manuscript is in two hands: possibly that of Robert Edwards, a pupil of John Parry (ff. 1-14, 24 verso-26, 36 verso-40), and possibly that of Thomas Roberts (ff. 14 verso-24, 26 verso-36, 40 verso-42a).

A music book inscribed E. Mills [?Montgomeryshire] Bandmaster's book from David his son, containing marches, waltzes, glees, etc. Included in the collection are Montgomeryshire Slow March, Montgomeryshire Lasses or The Heroes of Salamanca, Brecknockshire March, Montgomery Militia, Montgomeryshire Yeomanry, Cwn Sq. Lewis Nantgwillt, as well as several of the better known Welsh airs.

Anthems and hymn-tunes by John Ambrose Lloyd, D[aniel] T[homas] Williams ('Tydfylyn'), Richard Mills, John Owen ('Owain Alaw') and others, copied by John Evans, Skewen, 1867.

Adysgrifau a mynegeion a baratowyd gan Dr E. L. James a Dr M. A. James o feddargraffiadau ar gyfer plwyfi Llanddewibrefi a Llangeitho, Ceredigion (Cyfrol XVII).

Adysgrifau a mynegeion a baratowyd gan Dr E. L. James a Dr M. A. James o feddargraffiadau ar gyfer plwyfi Llanbedr Pont Steffan, Cellan a Llanfair Clydogau, Ceredigion (Cyfrol XVI).

Papers of C. R. Jones, Llanfyllin, treasurer of the Montgomeryshire Congregational weak churches fund, etc., including receipts and letters in respect of grants made to the churches and a bank pass book relating to the Congregational County fund, 1872-1879.

A list, with notes, by David Mason, Llansantffraid [-ym-Mechain], of carpenters and smiths in Montgomeryshire.

A minute-book, 1869-1878, of the Montgomeryshire and Salop Presbytery (Welsh Calvinistic Methodist Church), with statistics for the years 1870-1871, 1873-1876.

Autograph reproduction of Missa Cambrensis for soli, chorus and orchestra by Dr Gomer Llywelyn Jones ('Llywelyn Gomer'), formerly Associate Professor of Music, Michigan State University, and Director of the University's Symphony Orchestra. 'Begun in Cardiff, Wales, 1946-1947 Completed in Pembrokeshire, Wales, 1953-1954' (f. iv).

Miscellaneous papers including 'Hanes dechreuad y Genhadaeth yn Penybont yn 1826' by Ebenezer Williams 'Penillion ar Ymadawiad John Lewis ... a'i deulu i Patagonia', notes of a sermon delivered by William Evans (Tonyrefail) at Jerusalem, Ton, August 11, 1878, and circular letters and leaflets relating to various religious and political activities mainly in the Rhondda district of Glamorgan.

Miscellanea, including notes on Glamorgan and Gower manors and estates, transcripts of records, etc.

'The day book of Subsistance &c. at Esgr mwyn [i.e. Esgair Mwyn lead mine, Cardiganshire] Sept. 25th to Novr. 22th 1754', and a transcript of an act 'Concerning the Laws to be used in Wales', 27 Henry VIII, c. 26.

Papers, 1976-1996, of political interest, including copies of speeches of various politicians, 1976-1996; miscellaneous papers, 1981-1994, including interview notes, drafts of newspaper articles, television news scripts, notes from Rhodri Morgan MP and Sir Bernard Braine MP; press releases, 1982-1995; miscellaneous papers, [c. 1980]-1992, concerning Welsh matters, including the Welsh language, Welsh language broadcasting, parliamentary constituency boundaries in Gwent, the Welsh Office, road tolls, the National Museum of Wales, the distribution of a political newspaper, Y Glorian, in Rhondda schools, devolution, Labour Party Young Socialists; printed parliamentary debates, 1977-1994; House of Commons reports, 1986-1992; and miscellaneous printed material, 1993-1995. Additional Papers of political interest, from the late 1980s to 2007, accumulated by the donor as Lobby Correspondent for the Community News Service, at the House of Commons. This additional group remains uncatalogued.

A microfilm copy of a transcript of Montgomeryshire Gaol Files, March and August 1588 and September 1589, from the records of Great Sessions in Wales.

A microfilm of a transcript of a Montgomery Gaol File, September 1582, from the records of Great Sessions in Wales.