cover -- 1858 (10 December) E. to Cadiz bearing 1856 4c. (clear to large margins), overlapped at left by G.B. 2d. cancelled "G" in bars and both cancelled with "rueda" on arrival at Cadiz, the address panel showing business cachet, small blue "GIBRALTAR" c.d.s. and directed "Per Ville de Lisbonne"; the address panel with some faults and light overall toning, the 2d. somewhat oxidised and with corner fault but still a very rare item. Photo