bearing pair of 6d. buff and 1/- green respectively and showing New York transit c.d.s. in red on face, the first (flap missing) with "10/CENTS" accountancy mark; without arrival marks. (2)" /> cover -- 1873 (April) two envelopes from London to Yokohama<I> "via United States"</I> bearing pair of 6d. buff and 1/- green respectively and showing New York transit c.d.s. in red on face, the first (flap missing) with "10/CENTS" accountancy mark; without arrival marks. (2) | Christie's