1848-1874, U.S - Belgian Mails, group of nine covers comprising various rates, includes U.S. to Belgium with two red and two black "Debours Etranger" cachet showing rate breakdown, 1859 Liege to Hartford via Boston part paid, 1861 Vise to New York City paid direct; and 1874 New York to Antwerp with framed "Unpaid" handstamp; some faults, F.-V.F. Estimate  $400 - 600. $0 (Image)