Stamp Day. Prince Boudewijn Previous
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Date of issue: 10th of January 1937.
OBC/COB number: 446
Design by : Jean Mavaux
Engraving :Perforation :14 x 131/2
Size:
Composition of the sheets: 1
Printing Process:
Number of plates:
Printing Run: 323.729ex
446 - 2F45+2F55 - Blue Gray