China. (French Indo-China). 1946. Registered envelope to the 'Bank Franco/Chinese, Hanoi' bearing France Yvert 750, 2 on 3f orange (3) tied by 'Poste Naval Bureau No 91' date stamp with provisional registered hand-stamp 'Bureau Naval/ No 91' and circular 'Marine Nauticale/Service a la Mer' cachet in red. Scarce registered item of French Naval Post sent from Saigon. (See Desrousseaux).