Los 401
1911 (Dec 6): Thailand 6 satang on 4 atts. carmine postal stationery card, written from Ouhane (Laos) and mailed to Vienna; cancelled by bilingual UBON datestamp in blue. Faint Vientiane / Laos datestamp in black below (Dec 13) with reverse showing 'Saigon Central / Cochinchine' datestamp (Dec 22) in black. Rare usage.
