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.
Part of Henry Williams Wynn Papers,
Letters, 1828-1829, mainly to Henry Williams Wynn. Correspondents other than members of the Wynnstay family include Christian Pedro de Moraes Sarmento, M. Disbrowe, Sir Brook Taylor, Grenville Pigott, J. Bloomfield (afterwards second baron Bloomfield), Thomas Grenville, Nicholas Carlisle, Ferdinand Joseph Nicolay, etc.
Part of Henry Williams Wynn Papers,
Letters, 1830-1834, mainly to Henry Williams Wynn from members of the Wynnstay family and from Ferdinand Joseph Nicolay, Christian Pedro de Moraes Sarmento, Sir Brook Taylor, Thomas Grenville, Grenville Pigott, James Prince Lee, Sophia Lockhart, Lord Carrington, F. Proby, Richard, first duke of Buckingham and Chandos, Anna Racsynska, Charles James Blomfield (bishop of London), etc.