ChinaCovers and CancellationsAirmail1934 (30 May) envelope to Northern Ireland with boxed handstamp "<H>airmail service in china only" in purple, bearing Szechwan provincial 75c. franking tied by Pahsien c.d.s. with grey-blue Par Avion etiquette; the three 20c. stamps with anti-bandit handstamp (scarce on low values). An attractive and appealing cover. Pays postage 49c. and domestic air mail 25c. (1c. over payment). Photo