Substance of the Speech of John Wilson Croker, Esq. in the House of Commons, On Monday, 4th of May, 1819; on the Roman Catholic Question., 1819, Volume: 53. Lord Eldon Manuscript Collection, MSS-056. Manuscripts. https://aspace.ll.georgetown.edu/public/repositories/3/archival_objects/30457 Accessed April 20, 2025.