The dictionary of national biography founded in 1882 - Lee, Sidney 1859-1926; Smith, George 1824-1901; Nicholls, C. S.; Weaver, J. R. H. 1882-1965; Legg, L. G. Wickham 1877-1962; Davis, Henry William Carless 1874-1928 (Oxford University Press, 1951)