China Postal History Incoming Mail Argentina: 1902 (1 June) envelope to the United States Consulate in Hankow bearing 15c. franking tied by Buenos Ayres c.d.s. and, on the reverse, Victoria Hong Kong (1.8) and Hankow B.P.O. (10.8) c.d.s with the oval consulate arrival datestamp (11.8) in purple