දැන් පෙන්වන්නේ: උරුගුඒ - නිල මුද්දර (1890 - 1899) - 6 මුද්දර .
1899
Postage stamps of 1897 Overprinted "OFICIAL"
3. January WM: කිසිවක් නැත සිදුර: 13-15½
![[Postage stamps of 1897 Overprinted "OFICIAL", වර්ගය Q6]](https://www.stampworld.com/media/catalogue/Uruguay/Official-stamps/Q6-s.jpg)
![[Postage stamps of 1897 Overprinted "OFICIAL", වර්ගය Q7]](https://www.stampworld.com/media/catalogue/Uruguay/Official-stamps/Q7-s.jpg)
1899
Postage Stamps of 1899 Overprinted "OFICIAL"
10. September WM: කිසිවක් නැත සිදුර: 12½-15
![[Postage Stamps of 1899 Overprinted "OFICIAL", වර්ගය R]](https://www.stampworld.com/media/catalogue/Uruguay/Official-stamps/R-s.jpg)
![[Postage Stamps of 1899 Overprinted "OFICIAL", වර්ගය R1]](https://www.stampworld.com/media/catalogue/Uruguay/Official-stamps/R1-s.jpg)
![[Postage Stamps of 1899 Overprinted "OFICIAL", වර්ගය R2]](https://www.stampworld.com/media/catalogue/Uruguay/Official-stamps/R2-s.jpg)
![[Postage Stamps of 1899 Overprinted "OFICIAL", වර්ගය R3]](https://www.stampworld.com/media/catalogue/Uruguay/Official-stamps/R3-s.jpg)
