Auction 250 - 256 Day 5

1940/41: Provincial Surcharges (Kiangsi) 3 on 5 c. yellow green, Dah Tung printing on un-watermarked paper, an unused corner marginal block of four from top left of sheet, with pre-printing corner paper fold variety showing the top left character printed on reverse of margin and partially on the first stamp, fresh and fine and most unusual, unmounted og.