1932, Mongolian Soldier, trial color proof of 25m in gray blue, trimmed perforation on the left, affixed on gray card, size 75x105mm, overprinted "Proekt. 5 Marta 1932g." in red, fresh, VF

600.00

1959, Mongolian Language, 40m multicolored, right sheet margin block of four, imperforated vertically between stamps and on the right, full OG, NH, VF, C.v. $400++

300.00