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Source:
Colnect
Issued by:
Netherlands
Function:
postage due
Date:
1928
Denom:
7c
Color:
light blue
Design:
Portzegel
Watermark:
circles
Perf:
12.5
Catalog value:
Prev:
1925 25c unwmk
Next:
12c
External links:
Colnect 82400-Portzegel-Figure