Lot no. 9934

'DÉPÊCHE-BALLON no. 21' with one page of text, franked with Siège 10 c. in horizontal tête-bêche pair, tied by star cancel with adjacent "PARIS (60) 7 JANV. 71" to Carcassone with arrival mark of January 22; a fine and rare letter; only few ballon monté letters are known with tête-bêche franking, a popular highlight of any 'Ballon Monté' collection; signed Calves and certificate Brun (2017)