Auction 309-320 - Europe & Overseas - Day 6

1870, Napoleon, 20 c. blue, used on "Ballon Monté" cover, from Paris to Calais, redirected to London, dated 8 December 1870, tied by "12" star cancel in black, Paris datestamp alongside, endorsed "Par Ballon Monté", carried on the "Le Général Renault", with manuscript "4" indicating postage due for the forwarding to Britain and accompanying "MORE / TO / PAY" applied on arrival in London, also a faint two line insufficient postage instructional at top in red, several French transits to back and London arrival in red and black dated 20 December 1870, a very fine clean and tidy example, most interesting redirected cover.