This lists all identified correspondents. Their letters can only be accessed through the Letters page.
Knight, W.H. Shropshire headmaster
Knight, William Angus, 1836-1916 professor of literature
Knill, Sir Stuart, 1st Baronet, 1824-1898 Lord Mayor of London, 1892-93
Knollys, Francis, 1st Viscount Knollys, 1837-1924 Private Secretary to the Prince of Wales
Knowles, Sir James Thomas, 1831-1908 editor of the “Nineteenth Century”, architect
Knowles, John, 1810/11-1880 manager, lessee
Krauss, Henri (Henry), 1866-1935 French actor
Kuhe, Wilhelm, 1823-1912 pianist, composer
Labouchère, Henrietta, née Hodson, 1841-1910 actress
Labouchère, Henry Du Pré, 1831-1912 journalist, politician, manager
Lacy, Selwyn, "late Lydia Thompson Coy(?)"
Lacy, Walter, (r.n.Williams), 1809-1898 actor
Laffan, William Mackay, 1848-1909 editor, newspaper proprietor, publisher
Laister, John Walter, 1869- painter, foundry manager, correspondent on behalf of John Ruskin
Lamb, Beatrice, 1866- actress, of the Actors' Association