ChinaUnited States (Mexico) 1864 Stampless Envelope
written from Mazatlan, Mexico routed via New York with forwarding agent cachet from "Hargous & Co New York" with New York 6 transit, sent by French Paquebot with octagonal "Et. Unis Serv. Br. Havre" datestamp in red (Salles 1797) and taxed 8 on arrival. (pt)
