, bearing 2c. on 1a. brown pair and 8c. on 2a. yellow, each neatly cancelled "B/172", showing red crayon "4" and, on reverse, over-inked "SINGAPORE/P.O.", Hong Kong transit (8.11) and Shanghae arrival (13.11) datestamps. A most attractive and rare franking of exhibition quality. B.P.A. Certificate (1992). Photo" /> cover 1867 (30 Oct.) entire to Shanghai, marked<I> "Per P&O Mail"</I>, bearing 2c. on 1a. brown pair and 8c. on 2a. yellow, each neatly cancelled "B/172", showing red crayon<I> "4"</I> and, on reverse, over-inked "SINGAPORE/P.O.", Hong Kong transit (8.11) and Shanghae arrival (13.11) datestamps. A most attractive and rare franking of exhibition quality. B.P.A. Certificate (1992). Photo | Christie's