Auction: CSS49 - The Philatelic Collectors' Series Sale - conducted behind closed doors
Lot: 471
China
Foreign Post Offices
United States Post Office
1896 (15 Jul.) envelope to Paoting Fu via San Francisco bearing 5c. cancelled by "New Haven,Conn" d.s. , with "U.S. Postal Agency Shanghai/Rec'd" c.d.s. (8.8) on reverse and "Customs/Shanghai" double-ring d.s. in red (17.8) on front indicating postage due for North China, with original letter, fine.
Estimate
HK$2,500 to HK$3,000