ChinaHong Kong Treaty Ports 1911 STRIP of 3 Registered Cover
envelope to London bearing SG92, King Edward 7th 2c deep green and SG93, 4c carmine (3) tied by Hankow datestamp with handstruck boxed Registered Hankow British Post Office (WEBB R2) routed via Siberia with arrival on reverse. RARE item of Registered mail. (pt)
