France to USA via Cunard Line. Two letters to Buffalo, N.Y. from correspondence, five months apart from the same correspondence, both endorsed to be sent from France by the Cunard Line. One correctly stamped "British Service" and the other incorrectly stamped "American Service". Each franked with France 80c carmine with red Boston, Paid 15 exchange cds's, Very Fine. Estimate  $400 - 600. $0 (Image)