"Partido Liberal Evolucionista (Mexico)" . . "Mexico" . . . . . . . . . . . . . . . "Mainly correspondence relating to his political party, El Partido Liberal Evolucionista, to political events in Mexico, and to the assassination of Francisco I. Madero and J. M. Pino Suárez. Include letters from Miguel Salvador Macedo, Francisco I. Madero, Isidro Mendicuti Ponce, Francisco León de la Barra, Fernando Iglesias Calderón, Ramón Pardo, T. Esquivel Obregón, José Ugarte and others." . . . "History" . . "Jorge Vera Estañol papers" . . . . .