Very interesting set of 15 Ballons Montés including "the Garibaldi" at the start of the siege, (precursor text of the couriers), destinations include Amsterdam, Frankfurt. German Havas dispatch, Liège on balloon dispatch and above all Lomprez Commune de Wellin located in the Province of Luxembourg in Belgium and mistakenly forwarded to the Grand Duchy! We also have a Gazette des Absents without postage and taxed at 30 by the Gambetta and 3 letters from Pontons. We also have 2 n°28 for Finistère and 1 superb "Colonel Charras". Numerous Roumet and Robineaux certificates.