China, Incoming mail. Michel 52 on cover, Sweden. 2×5 öre on postcard with correct postcard rate, sent from GÖTEBORG 9.4.06 till SHANGHAI DEUTSHE POST 12.5.06, China. Treated as insufficiently paid letter due to the divided address side, which in the international mail exchange didn't became allowed until approx. two weeks later, after that this card was sent. Swedish due cancellations T and 12½ cent, plus postage due endorsement "10" (cent). Possibly UNIQUE combination.
