This lists all identified correspondents. Their letters can only be accessed through the Letters page.
Carroll, Lewis, r.n. Charles Lutwidge Dodgson, 1832-1898 mathematician, author, photographer
Carson, Murray, "Thornton Clark", 1865-1917 actor, dramatist, also S.Murray Carson
Carstairs, Denzil, (aka Aubrey C.C. Newton) confidence trickster
Carte, Helen, née Couper Black, first Lenoir, later Boulter, d.1930 wife of Richard D'Oyly Carte
Carte, Richard D'Oyly, 1844-1901 manager
Carter, John, 1820-1907 actor, stage manager
Cartwright, Samuel Hamilton, 1843/44-1907 dental surgeon, lecturer
Casella, Alexander, c.1829-1910 merchant, collector
Casella, Ella (Bertha Gabriella), 1858-1946 wax modeller, glass painter
Casella, Maria, b.c.1833 wife of Alexander Casella
Casella, Nelia (Louisa Cornelia), 1859-1950 wax modeller, glass painter
Cassel, Sir Ernest Joseph, 1852-1921 financier, philanthropist
Cassell & Co. publishers
Casson, William Augustus, 1853-1924 lawyer in local government?
Castle, Egerton, 1858-1920 author, swordsman