Diaz: James Creelman, "Diaz, Master of Mexico" (New York, 1911). Balmaceda: M.H.Hervey, "Dark Days in Chile" (London, 1891-1890. Carranza: L.Gutierrez de Lara and Edgcumb Pinchon, "The Mexican People: their Struggle for Freedom" (New York, 1914)..