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Source:
Colnect
Issued by:
Colombia
Function:
postage
Date:
1952
Issue:
1952
Denom:
20c
Color:
Design:
communications building
Watermark:
wavy lines & C multiple
Perf:
12
Catalog value:
Prev:
5c ultra unwmk
Next:
25c blgrn
External links:
Colnect 376862..ation_Building
Record of changes
