D3155/WH/2747
Letters to Sir Robert John Wilmot, later Wilmot-Horton, from Sir John Barrow (1764-1848...
Feb 1820-Apr 1827
Sir Robert John Wilmot Horton, baronet (1784-1841), Under-Secretary of State for War and the Colonies 1821-1828, Governor and Commander-in-Chief of Ceylon 1831-1837
Derbyshire Record Office
Sir John Franklin (1786-1847), naval officer and arctic explorer