Manderson, James, Twelve letters, addressed to the Right Honourable Spencer Perceval. Wherein a view is taken of the present magnitude of the British Navy, the royal establishments for its equipment and reception, compared with those at different periods of its strength and with the demands the country now has for its services and which must continue with her power: also, of the policy of the measures about to be adopted for the supplying of the evident defects in the present anchorages and royal dock-yards., 1812, Volume: 37. Lord Eldon Manuscript Collection, MSS-056. Manuscripts. https://aspace.ll.georgetown.edu/public/repositories/3/archival_objects/30319 Accessed April 20, 2025.