1871 (23 Sep) cover from Hamburg to France, franked with 2gr (2) and 1/2gr orange, tied by departure cds, with "Boite Affranchissement Insuffisant", French entry and charged "7" (decimes) on arrival in Ossun, fine. The three-line "Insufficient Postage Box" markings was applied on insufficiently franked letters from Germany to France, found in TPO boxes (Image)

Est.US$150