ChinaCambodia 1901 envelope from Cambodia to Saigon Cochinchine
cover written from a steam ship on the River Mekong and cancelled Vapeur No. 12 Cochinchine double-ring in Blue, routed via Longxuyen with transit on reverse, underpaid with TAX handstamp and French General Colonies Postage Due Yvert 22, 30c Red applied and tied by Saigon Central datestamp on arrival. Very rare item. (pt)
