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Source:
Colnect
Issued by:
Mongolia
Function:
airmail
Date:
4/5
/
1974
Issue:
100th Anniversary of UPU
Denom:
50m
Color:
multicolored
Design:
Watermark:
unwmk
Perf:
12
Catalog value:
Prev:
50m
Next:
4t
External links:
Colnect 245538..nion_Centenary
