PAR balloon MONTE 20 C blue Napoleon III. 1862 as a single franking on folded letter during the siege from Paris 1870 mailed to Mons from there on the overland route further routed to Bordeaux, the letter was with the double balloon "Napoleon" and "L'Hirondelle" (pilot: Louis Godart) transported, stars cancel "8" and ZKr PARIS 26 MART 70 R. D'ANTIN, the address of the receiver was defaced, otherwise pristine