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Source:
Colnect
Issued by:
Ecuador
Function:
postage
Date:
1970
Issue:
1970 ovpt b
Denom:
20s
Overprint:
Ovpt color:
black
On:
No base stamp identified
On-desc:
type=revenue-2s
Color:
Design:
Watermark:
Perf:
Catalog value:
Prev:
10s
Next:
50s
External links:
Colnect 122787..for_postal_use
