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Source:
Colnect
Issued by:
Costa Rica
Function:
airmail
Date:
1930
Denom:
20c
Overprint:
Ovpt color:
black
On:
No base stamp identified
On-desc:
50c-ultra-unissued
Color:
ultramarine
Design:
Watermark:
Perf:
Catalog value:
Prev:
6/4/1926 20c d=airplane (1926) unwmk perf=12.5
Next:
30c
External links:
Colnect 758226..cape_and_Train
Record of changes