Muri Bhalissa: Monaco - Bolol tal-posta (1950 - 1959) - 3 bolol.
1952
Monaco Postal Museum
26. April WM: Xejn Qies ta'karta: 25 Inċiżjoni: Cheffer. Perforazzjoni: 12½
![[Monaco Postal Museum, Tip OO]](https://www.stampworld.com/media/catalogue/Monaco/Postage-stamps/OO-s.jpg)
![[Monaco Postal Museum, Tip OO1]](https://www.stampworld.com/media/catalogue/Monaco/Postage-stamps/OO1-s.jpg)
![[Monaco Postal Museum, Tip OO2]](https://www.stampworld.com/media/catalogue/Monaco/Postage-stamps/OO2-s.jpg)
