Description
1927(Feb 22) Chambre de Commerce de Hanoi printed env registered to Paris bearing Indo Chine Cambodian strip 3 x 14c on 35c Ovptd Tchongking [SG 60] tied Hanoi/Tonkin d/s & w/framed R h/s in black w/manu 62 above & w/on rev circ Chambre de Commerce/de Hanoi h/s in violet across flap