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Source:
Colnect
Issued by:
Netherlands Indies
Function:
airmail
Date:
9/20
/
1928
Issue:
1928 air a
Denom:
20c
Overprint:
Ovpt color:
black
On:
postage 1915 25c issue=1912
Color:
red violet
Design:
Queen Wilhelmina
& ship
Watermark:
unwmk
Perf:
Catalog value:
Prev:
10c red on=1925-12 1/2c-red
Next:
40c org d=Queen Wilhelmina & palms (1913) on=1922-80c-org
External links:
Colnect 264492..ds_East_Indies
