This lists all identified correspondents. Their letters can only be accessed through the Letters page.
Harrowby, Henry Dudley Ryder, 4th Earl of, 1836-1900 banker
Hart, John, d.1937 manager, producer
Harte, Francis Bret, 1836-1902 American novelist, humorist
Hartley, B.W. musician?
Hartley, May (Mary), née Laffan, 1849-1916 Irish writer
Hartz, Gus American theatre manager
Harvey, Sir John Martin, 1863-1944 actor, manager
Harvey, Nina (Angelita Helena Margarita), née De Silva, Lady, 1868-1949 actress
Harvey, Thomas East End "Museum" proprietor
Hassard, Sir John, 1830-1900 ecclesiastical lawyer, registrar
Hastings, Edward stage manager, director
Hatton, Bessie Lyle actress, novelist, daughter of Joseph Hatton
Hatton, Joseph Paul Christopher, 1841-1907 journalist, editor, novelist
Hatton, Walter, (r.n. Thomas Spurway), 1849/50-1903 lessee
Havard, Rose