ChinaCovers and CancellationsAirmailInstructional Markings1940 (10 Feb.) envelope to Hannover bearing a colourful 77c. franking on both sides of the envelope, cancelled by Hankow c.d.s. with grey-blue Par Avion etiquette marked "<I>To Shanghai" in ink and a fine strike of the boxed <I>Airmail up to Shanghai in violet and with Shanghai c.d.s. (10.2); there is a German censor seal which wraps around the envelope; vertical filing fold. Over pays postage 50c. and domestic air mail 25c. by 2c. Photo
