China. (Szechwan Province). 1941. Envelope written from the French Gunboat "BALNY" on the River Yang-Tse hand-stamped 'Canonniere "BALNY" in violet on reverse, addressed to France bearing 'Szechwan Province SG 5, 5c green and SG 20, 20c brown-lake tied by Chongking date stamp, endorsed 'via Siberia' with vernacular hand-stamp on face in violet and French arrival on reverse.
The French Gunboat "Balny" was active on the Blue and Yellow River (Yang -Tse) from 1914 - 1944.