Papurau ychwanegol yn ymwneud â'r Parchedig Huw Llewelyn Williams (1904-79), brawd y rhoddwraig, gan gynnwys llyfr lloffion, 1947-64 a heb ddyddiad, yn ymwneud yn bennaf ag ardal Blaenau Ffestiniog, ei rieni, a Chapel Maenofferen; torion o'r wasg, 1952-94, gydag adolygiadau o'i gyhoeddiadau a'r cofiant Gwas yr Achos Mawr (Dinbych, 1992) a luniwyd iddo gan ei fab Meirion Llewelyn Williams; taflen ei gyfarfod sefydlu yn Eglwysi y Fali a Rhoscolyn, 1952; cyfrol yn cynnwys taflenni angladd ei wraig Gaynor Williams ac yntau, 1979; torion o'r wasg o deyrngedau ac ysgrifau coffa iddynt, a ffotograffau teuluol; ynhgyd â Medal Gee a gyflwynwyd i'w mam Margaret Williams yng nghapel Maengwyn, Machynlleth, 1964
Files of correspondence, papers and photographs relating to visits to China in 1992 and 1995, lecturing at Chinese universities on oil painting materials and techniques.
Papers of the Knowling Lentier family, [c. 1920s]-[c. 1930], including address book; correspondence, 1923; slides; and photographs, including one of David Lloyd George, and two of his daughter Lady Olwen Carey-Evans.
Papers of the David Cledlyn Evans, [1878x1940], relating to his geological and antiquarian studies, with particular reference to Carmarthenshire, including a manuscript draft of a history of Carmarthenshire; a draft typescript history of Welsh literature from 519 to 1890; notebooks; transcripts from 'The Black Book of Carmarthen'; drawings; maps; and printed items.
Papers of the Rev. William Rees, 1872-[1930s], including a volume of pryddestau and englynion by William Rees successfully submitted for competition at various eisteddfodau, 1872-1910; and a further six volumes of poetry by Rees; a volume of hymns, 1919-1925; two volumes of writings; and a volume containing a pryddest, 1931, by D. Emrys James ('Dewi Emrys').
Parish records for Crickhowell, comprising five marriage registers, 1944-1997, a banns register, 1971-1994, a service register, 1975-1987, PCC minutes, 1972-1984, and a scrpabook, 1875-1882.
Papers, 1720-[19 cent, first ½], connected with the parishes of Newcastle Emlyn and Cenarth, Carmarthenshire, comprising an eighteenth century rent book and rental for properties in Cenarth; a notebook containing hymn-tunes, arithmetical problems, etc.; and nineteenth century religious verse.
Papers, [1815]-1837, 1935, of the Griffiths family of Glanhafren and including customs and excise notebooks, [c. 1817]-1830s, of Richard and James Griffiths and the autobiography of the Reverend James Griffiths, Congregationalist minister of Llanferran, Pembrokeshire.
The fonds comprises church records, 1900-2001, including ministry collection books, 1900-2001, treasurer's account books, 1900-2000, minute book, 1936-1998, and Sunday School secretary's book, 1964-1972.
Papers accumulated by Morgan Henry Williams including manuscript reminiscences [? of himself]; typescript scripts of radio programmes, 1938-1946, and contracts, 1951-1960, with the BBC relating to broadcast talks; and letters, 1894 and 1916.
Papers of Richard Emrys Bonsall, mainly architectural papers relating to buildings in the Aberystwyth area, Cardiganshire, 1930-1964, including notebook with architectural notes, [c. 1930]-1935; diary of Hywel Owen Jones, 1930-1933; contract certificate counterfoils, 1938-1963; building specifications, 1946-1964; papers relating to alterations to the Wynnstay Arms Hotel, Oswestry and the Royal Hotel, Llangollen, 1955-1964; and copy letters from him, 1959-1961.