U.S. Postal Agency, Shanghai, Jan. 21, cds on cover bearing 1873, 10¢ brown, well centered, tied by circle of wedges to Wilmington, Del., magenta "San Francisco, Paid All, Feb 19" transit cds, purple 1875 docketing at left; slightly trimmed at top, Very Fine. Scott No. 161  Estimate $200 - 300. Carried by PMSS branch line Golden Age from Shanghai Jan. 14 to Yokohama Jan. 22, and then PMSS Vancouver from Yokohama Jan. 30 to San Francisco arriving Feb. 18. $0 (Image)