Public Record Office of Northern Ireland (PRONI)
Substantial collection of archival material consisting of approx. 12,700 documents and 50 volumes relating to the Anglesey estate in Counties Louth and Down, c 1660-1858, and the political career of Henry William Paget, 1st Marquess of Anglesey (1768-1854), Lord Lieutenant of Ireland, 1828-29 and 1830-33. The collection includes comprehensive series of title deeds, leases, rentals, accounts, maps ...