U.S. Postal Agency in China, 15 used stamps including 5c 1890 pair tied on piece by U.S. Postal Agency duplex, 1c 1898 Issue and a few Washington-Franklin issues tied on pieces by U.S. Postal Agency "Rec'd" circular datestamp, three 50c Franklins with Shanghai roller cancel, three #K2 used (cat $70 each) and one fake #K2 surcharge not counted, F.-V.F. group. Estimate  $300 - 400. $0 (Image)