Mexico. (United States). 1873. Mourning envelope written from Tampico addressed to France with oval 'D Camacho & Ca/Tampico' cachet in green, charged '8' in blue m/s, routed via New York with oval 'Forwarded by/Moller & Thebaud/New York' in blue and circular 'New York/ Br Transit, sent by British packet via London with boxed Anglo-French accountancy 'GB/2f', French entry cachet and rated with hand-struck '36' with La Havre receiver. Very fine item paying the three times letter rate. Attractive.