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Source:
Colnect
Issued by:
Tonga
Function:
postage
Date:
6/20
/
1974
Issue:
100th Anniversary of UPU
Denom:
20s
Color:
multicolored
Design:
Watermark:
mult crown & script CA
Perf:
Catalog value:
Prev:
15s
Next:
21s
External links:
Colnect 528210..nion_Centenary
Record of changes
