black exchange datestamp (Clarke 611) on cover to London and forwarded to Boulogne, France, 1857 3c Dull red (26) tied by Philadelphia datestamp but as the letter was underpaid it was treated as wholly unpaid, carried on Cunard's Persia departing New York November 11 and arriving Liverpool November 21, backstamped London November 23, 1sh due paid by Baring Brothers along with 4d forwarding to France, November 24 Boulogne arrival datestamp, very fine, ex-Barwis