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Source:
Colnect
Issued by:
Mongolia
Function:
postage
Date:
2/25
/
1971
Denom:
4t
Color:
Design type:
space achievements (1971)
Design:
sheet
Watermark:
unwmk
Perf:
Catalog value:
Prev:
1.30t multi perf=12
Next:
3/1/1971 30m multi issue=Mongolian Revolutionary Party 50th perf=12.25x12.5
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