Stamp collection UNO Geneva number Yvert and Tellier 225/226 MNH

The House of the Collector proposes to you Collection stamps UNO Geneva number Yvert and Tellier 225/226 MNH: Safeguarding of maritime environment. ?Clean oceans? the House of the Collector makes a point of suggesting you this sorter which will enable you to arrange and to preserve your invaluable acquisitions.