Τώρα εμφανίζεται Ουρουγουάη - Γραμματόσημα (1930 - 1939) - 4 Γραμματόσημα.
1931
Philatelic Exhibition - Montevideo, Uruguay
11. Απρίλιος WM: 4 Σκάλισμα: A. Barreiros y Ramos. Montevideo. Διάτρηση: Imperforated
![[Philatelic Exhibition - Montevideo, Uruguay, τύπος HT]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/HT-s.jpg)
![[Philatelic Exhibition - Montevideo, Uruguay, τύπος HT1]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/HT1-s.jpg)
![[Philatelic Exhibition - Montevideo, Uruguay, τύπος HT2]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/HT2-s.jpg)
![[Philatelic Exhibition - Montevideo, Uruguay, τύπος HT3]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/HT3-s.jpg)
