The 100th Anniversary of the International Hydrographic Organization 2021
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2021
The 100th Anniversary of the International Hydrographic Organization
26. February WM: None Sheetsize: 10 Design: Thierry Mordant Engraving: Phil@poste. Perforation: 13 x 13¼
![[The 100th Anniversary of the International Hydrographic Organization, type EEZ]](https://www.stampworld.com/media/catalogue/Monaco/Postage-stamps/EEZ-s.jpg)
