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Source:
Colnect
Issued by:
Paraguay
Function:
postage
Date:
2/26
/
1975
Issue:
100th Anniversary of UPU d
Denom:
20g
Color:
dark gray & gray brown
Design:
Watermark:
unwmk
Perf:
13.5
Catalog value:
Prev:
10g
Next:
25g
External links:
Colnect 608572..l_Postal_Union