Music manuscripts accumulated by J. Lloyd Williams, [1750x1945]; works by J. Lloyd Williams, [1890]-[1940]; material relating to the history and criticism of Welsh music, 1891-[1945]; and correspondence, 1899-1945.
Llythyrau cyffredinol, 1939-2002, wedi eu cyfeirio at Gwynfor Evans ynghyd â ffeiliau o lythyrau, 1940-1996, oddi wrth bedwar-ar-ddeg o unigolion blaenllaw a fu'n gohebu'n gyson â Gwynfor Evans./General letters, 1939-2002, addressed to Gwynfor Evans, together with files of letters, 1940-1996, from fourteen prominent individuals who corresponded regularly with Gwynfor Evans.
Mae'r adran yn cynnwys ffeiliau ar bynciau penodol, 1968-1983, ynghyd â ffeiliau cyffredinol ar bynciau amrywiol, 1971-1979./This section consists of files on specific subjects, 1968-1983, together with general files on miscellaneous subjects, 1971-1979.
The group consists of papers acquired and preserved mainly by Frances, comprising correspondence, 1915-1972, subject files, 1933-1975, business papers, 1940-1972, notebooks of reminiscences, [1920s-1960s], and miscellaneous printed items.
Stevenson-Longford Family Papers
The unit consists of letters and papers relating to various members of the Stevenson family, including Frances's sister Muriel, 1923-1962, and her brother Paul, 1910-1915, together with research notes and materials assembled by Ruth Longford.
Material relating to David Robert Daniel.
Rhan oD. R. Daniel Collection
Material relating to David Lloyd George.
Rhan oD. R. Daniel Collection
Arranged into letters and papers, 1659-1822, and printed matter, [1680-1780].
Panton family, of Bagillt and Plas Gwyn
David Johnson, Treherbert, diaries,
Rhan oBrythonydd Papers
'Dyddiadur a llawlyfr y Bedyddwyr', 1907, 1909, 1911, with entries by David Johnson, 39 Dunraven Street, Treherbert, recording collections (and some payments) at Libanus Baptist Church, Treherbert. Formerly D. Pryse Williams 384-386.
Personal papers of David Evans and family,
Rhan oGwenffrwd Hughes Papers,
Rhan oGwenffrwd Hughes Papers,
April And August 1997 And February 1998 Deposits.
Rhan oGwenffrwd Hughes Papers,