Sheffield, John Holroyd, Earl of, A Letter on the Corn Laws, and on the Means of Obviating the Mischiefs and Distress, which are rapidly increasing, 1815, Volume: 45. Lord Eldon Manuscript Collection, MSS-056. Manuscripts. https://aspace.ll.georgetown.edu/public/repositories/3/archival_objects/30387 Accessed April 19, 2025.