MONGOLIA, 1926-29, 5m, 20m Type I, 1m, 2c, 10m Type II (32-35, 37).
Two pairs of 5m, pair 2m, three 10m, singles of other two, tied on reverse of cover by Ulan Bator Nov. 26, 1928 circular datestamps on registered cover to Moscow,
same Ulan Bator postmark on front, along with boxed registry handstamp, Moscow receiver also tied one stamp, horizontal file fold at top does not affect stamps, Fine and scarce use
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