Richard Burton Archives, Swansea University
Dillwyn Family Papers, 1711-1955 (Ref. LAC/26), includes -
- genealogical tables and memoranda of the Dillwyn family 1750-1950
- papers of William Dillwyn and of the Dillwyn family in New England 1711-1858
- papers of and relating to Lewis Weston Dillwyn c1778-1920
- papers, correspondence and private journals of, and relating to, Lewis Llewelyn Dillwyn 1833-1955
Diaries of Amy Dillwyn, 1845-1935 (Ref. 2012/11) together with other papers including various verses, and correspondence between members of the family. This material is currently uncatalogued but the Archives can advise on content.
The collection has been made accessible to researchers by the generosity of Dr David Painting who kindly offered the papers of the Dillwyn family to Swansea University, with the support of members of the family. Dr Painting was an expert and author on the Dillwyn family, in particular Amy Dillwyn, and his works include Amy Dillwyn by David Painting (Cardiff: University of Wales Press, 2013).
National Library of Wales
Diaries, 1817-1852, of Lewis Weston Dillwyn (1778-1855) containing entries relating to family and estate matters, his business interests, his work as a naturalist, together with his public duties as a magistrate and as a Member of Parliament. Also included is the journal of his tour on the Continent in 1836. (Ref. GB 0210 LEWWYN)
Diaries and journals of tours of William Dillwyn, 1774-1775, 1777, 1781-1790, recording his departure from Pennsylvania for England, tours of parts of England and south Wales, his religious, political and business activities, the anti-slavery committee, and family business. (Ref. GB 0210 WILWYN)
Penlle'rgaer Estate Records, 1404-1979 - Deeds and documents 1404-1979, relating to the Penllergaer estate in Breconshire and Glamorgan, including deeds and papers relating to coal mining in Glamorgan and Carmarthenshire, mainly nineteenth century; and letters and papers of the following: John Llewelyn of Penllergaer, 1790-1816, John Dillwyn Llewelyn, 1824-1840, William Dillwyn and Lewis Weston Dillwyn. (Ref. GB 0210 PENAER)
West Glamorgan Archives
Dillwyn-Llewelyn Collection, 1825-1915. Includes Estate and family correspondence, 1838-1915; estate papers, 1825-1900; financial papers, 1862-1909; personal papers of John Dillwyn-Llewelyn, 1838-1879. (Ref. GB 216 RISW DL)