Lot
474 
France, 1870 (Nov. 21) Ballon Monté Archimede, blue folded letter from Paris to Bordeaux bearing Bordeaux Issue 20c blue (57) tied by "1" star cancel and "Paris, Pl. de la Bourse, 12 Nov 70" cds, carried by "Archimede" from the Gare d'Orleans to the Belgian frontier, Bordeaux (11.28) arrival backstamp, Very Fine; with 2006 Sismondo certificate. Scott Nos. BM31 $325.
Realized: $210