1944 (19 Apr) registered Express native cover used within occupied Hopei Province, franked on back with Japanese Occupation of North China Full Value New Pekings and 1c HKM on watermarked paper (previously unrecorded), all tied by Potowchen pmks, Tientsin arrival on front, v.f. A major Occupation rarity (Cat No. 8M77,78) (Image)

Est.US$250