1899, diagonal overprint "Kitai", 1k, 2k, 5k, printed on horizontally laid paper, sheet margin horizontal pairs, each one has a part of perfin "Obrazets" (Specimen), full OG, NH, VF

300.00

1903, postcard from Beijing to Budapest via Russian PO at Hinkou (Yingkou), franked by Chinese 4c brown, upon arrival to Hinkou uprated with a pair of red overprint "Kitai" on 2k green, tied with faint Hinkou FieldPONo.13 ds (Tchilinghirian fig 654), all transit and arrival markings, VF and rare card

1905, postal stationery card with black diagonal overprint "Kitai" on 4k red, sent from Russian PO at Chefoo to Germany, both types of black Chefoo ds, postmarked on arrival, VF

100.00