Menampilkan: Uruguay - Prangko (1856 - 2025) - 14 prangko.
WM: Tiada Ukiran: Imprenta Nacional, Montevideo. Perforasi: 12½
![[Rio Negro Dam, Tipe IQ]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IQ-s.jpg)
![[Rio Negro Dam, Tipe IQ1]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IQ1-s.jpg)
![[Rio Negro Dam, Tipe IQ2]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IQ2-s.jpg)
![[Rio Negro Dam, Tipe IQ3]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IQ3-s.jpg)
WM: Tiada Ukiran: Imprenta Nacional, Montevideo. Perforasi: 12½
![[Airmail - Rio Negro Dam, Tipe IR]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR1]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR1-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR2]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR2-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR3]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR3-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR4]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR4-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR5]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR5-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR6]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR6-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR7]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR7-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR8]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR8-s.jpg)
![[Airmail - Rio Negro Dam, Tipe IR9]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/IR9-s.jpg)
| No. | Tipe | D | Warna | Deskripsi |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 573 | IR | 8C | hijau terang | (200.600) | 0,57 | - | 0,57 | - | USD |
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| 574 | IR1 | 20C | hijau | (50.000) | 0,57 | 5,69 | 3,41 | - | USD |
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| 575 | IR2 | 20C | hijau | (10.000) | 1,71 | - | 1,14 | - | USD |
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| 576 | IR3 | 62C | biru kehijauan | (300.000) | 9,10 | - | 6,82 | - | USD |
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| 577 | IR4 | 68C | kuning | (50.000) | 0,85 | - | 0,28 | - | USD |
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| 578 | IR5 | 68C | cokelat violet | (50.000) | 1,71 | - | 1,14 | - | USD |
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| 579 | IR6 | 75C | violet | (5.000) | 6,82 | - | 6,82 | - | USD |
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| 580 | IR7 | 1P | merah tua | (50.000) | 2,27 | - | 1,71 | - | USD |
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| 581 | IR8 | 1.38P | merah-jambu | (20.000) | 22,74 | - | 17,06 | - | USD |
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| 582 | IR9 | 3P | biru tua | (20.000) | 17,06 | - | 11,37 | - | USD |
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| 573‑582 | 63,40 | 5,69 | 50,32 | - | USD |
