Digges, Thomas, A Briefe Discourse what orders were Best for Repulsing of Forraine Force in any time they should Invade us by Sea in Kent, or elsewhere. First printed 1590., 1801, Volume: 54. Lord Eldon Manuscript Collection, MSS-056. Manuscripts. https://aspace.ll.georgetown.edu/public/repositories/3/archival_objects/30472 Accessed April 19, 2025.