Par Ballon Monte. Lettres Envoyees de Paris Pendant le Siege : Septembre 1870-10 Fevrier 1871 by Moland-L (2016, Trade Paperback) for sale online | eBay
Balloon Mail, France, 21 October 1870, Par Ballon Monté. sold at auction on 15th November | Bidsquare
FRANCE - CENTENARY OF THE POST OFFICE BY BALLON MONTE - 1870-1970
File:Ballon monté Louis Blanc 2.jpg - Wikipedia
Lot-Art | France 1871 - Ballon monté (balloon mail)"Le Général Faidherbe", red SC seal, Robineau certificate
FRANCE 1870-71 Siege of Paris - Par Ballon Monte Stamp Auctions
French “Ballon Monte” Cover | Mintage World
RARE 'BALLON MONTE' LETTER TO USA; 5 Dec. 1870 'PAR BALLON M... | Barnebys
Ballon monté — Wikipédia
France - Ballon Monté Stamp Auctions
Letter from 25 December 1870 - par ballon monte (by balloon - Catawiki