15 000,00€

22 March 1856: Registered cover from Luxembourg to Brussels (Belgium), carried at double 120 centimes rate, paid with 1856 1 c. grey black, pair and two vertical strips of five, tied by nine-bar cancellations, showing blue dispatch c.d.s., Italic "Chargé" handstamp, both tying part of the franking, and framed "PD" in same colour, with arrival on reverse. Goebel and Demuth certificates. Scott 1, Prifix 1j. A unique and the most important franking recorded on mail to Belgium, which represents a neighbouring destination with abundant correspondence. Ex Del Puente