Helderse Postzegelhandel : Stamps for sale - Monaco
Now showing: Monaco - Postage stamps (1885 - 2024) - 1 stamps.
1959
Inauguration of UNESCO Headquarters Building
16. May WM: None Sheetsize: 30 Design: B. Minnie. Engraving: Gandon. Perforation: 13
![[Inauguration of UNESCO Headquarters Building, type XL]](https://www.stampworld.com/media/catalogue/Monaco/Postage-stamps/XL-s.jpg)