cover 1698 (24 May) letter headed headed "Gibraltar, Provine of Sevilla"; 1823 entire letter from Malta to Cadiz, slit for disinfection and showing, on reverse, manuscript forwarding notation for Pedro Bellotti at Gibraltar, San Roque h.s. and "8q" h.s. on face, and 1860 entire letter to Cadiz showing large h.s. "4" (of unknown origin) and arrival c.d.s.