Protestantism or Popery. The Dangers Threatening the Religious and Civil Liberties of the British Nation, by the Admission of Roman Catholics to Stations of Political Power in this Protestant Kingdom., 1819, Volume: 25. Lord Eldon Manuscript Collection, MSS-056. Manuscripts. https://aspace.ll.georgetown.edu/public/repositories/3/archival_objects/30214 Accessed April 20, 2025.