1871 (29.4) Folded letter sheet from Lagos to Constantinople, franked by 2nd Issue 1 piastre red, tied with V. R. POSTE EGIZIANE / LAGOS / 29 APR 1871, backstamped on arrival V. R. POSTE EGIZIANE / CONSTANTINOPOLI / 1 MAG 1871 cds, minor tone spots, an extremely usage of the elusive town cancel, exhibition showpiece Rarity: One of three recorded covers (Image)