"Letts's Diary No 8", Wallington, 1855, Volume: 33. Papers of Lady Pauline Trevelyan, 1827-1866, and other family members, 1809-1879, Great Britain and Europe, MS C133. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/215538 Accessed June 20, 2025.