10 pfennigs crown / eagle as provissional postal stationery postcard to the Petschili-time used, cancellation "Tientsin * a 26 / 3 01 German post", sender-indicate Yang-tsun, addressed to Schwerin and the postal route correct passing through, arrival postmark 12.5.01 on face, slight traces of use, photo expertize Ronald F. Steuer BPP