- NLW ex 1892
- File
Two grocers' account books, Denbigh, 1865-1879, 1866-1873, which belonged to Mrs Vaughan Horne, together with copies of the birth, marriage and death certificates of her husband James Vaughan Horne (see Emyr Wyn Jones, 'H M Stanley: The Mystery of Three Fathers', National Library of Wales Journal, Summer and Winter 1993.