Part of Henry Williams Wynn Papers,
Letters, 1813-1815, to Henry Williams Wynn and his wife, mainly of congratulations on their marriage, 30 September 1813, the correspondents including members of the Wynnstay and Carrington families, Sir Brook Taylor, S. Peploe, Richard Richards (Caerynwch), E. C. Taylor, etc., with some letters between Henry and his wife.
Part of Henry Williams Wynn Papers,
Letters, 1825-1827, mainly to Henry Williams Wynn. Correspondents outside the Wynnstay family circle include Thomas Grenville, Lord Carrington, S. Peploe, Thomas L. Longueville, C. Bertie Percy, Grenville Pigott, Richard, first duke of Buckingham and Chandos, Sir Brook Taylor, J. Bloomfield (afterwards second baron Bloomfield), M. Disbrowe, Christian Pedro de Moraes Sarmento, etc.