Menampilkan: Guyana - Prangko (1966 - 2020) - 9100 prangko.
4. September WM: 3 Perforasi: 14
![[National Science Research Council, Tipe HI]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HI-s.jpg)
![[National Science Research Council, Tipe HJ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HJ-s.jpg)
![[National Science Research Council, Tipe HK]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HK-s.jpg)
![[National Science Research Council, Tipe HL]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HL-s.jpg)
2. Oktober WM: Tiada Perforasi: 13½ x 13
![[Butterflies, Tipe HM]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HM-s.jpg)
![[Butterflies, Tipe HN]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HN-s.jpg)
![[Butterflies, Tipe HO]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HO-s.jpg)
![[Butterflies, Tipe HP]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HP-s.jpg)
![[Butterflies, Tipe HQ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HQ-s.jpg)
![[Butterflies, Tipe HR]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HR-s.jpg)
![[Butterflies, Tipe HS]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HS-s.jpg)
![[Butterflies, Tipe HT]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HT-s.jpg)
![[Butterflies, Tipe HU]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HU-s.jpg)
![[Butterflies, Tipe HV]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HV-s.jpg)
![[Butterflies, Tipe HW]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HW-s.jpg)
| No. | Tipe | D | Warna | Deskripsi |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 303 | HM | 5C | warna-warni | Prepona pheridamas | 0,29 | - | 0,29 | - | USD |
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| 304 | HN | 10C | warna-warni | Archonias bellona | 0,29 | - | 0,29 | - | USD |
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| 305 | HO | 15C | warna-warni | Eryphanis polyxena | 0,29 | - | 0,29 | - | USD |
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| 306 | HP | 20C | warna-warni | Helicopis cupido | 0,29 | - | 0,29 | - | USD |
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| 307 | HQ | 25C | warna-warni | Nessaea batesii | 2,36 | - | 0,29 | - | USD |
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| 308 | HR | 35C | warna-warni | Nymphidium mantus | 2,36 | - | 0,29 | - | USD |
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| 309 | HS | 40C | warna-warni | Anaea galanthis | 2,36 | - | 0,29 | - | USD |
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| 310 | HT | 50C | warna-warni | Morpho rhetenor | 2,36 | - | 0,29 | - | USD |
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| 311 | HU | 1$ | warna-warni | Hamadryas amphinome | 5,89 | - | 0,29 | - | USD |
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| 312 | HV | 2$ | warna-warni | Papilio androgeus | 9,42 | - | 0,59 | - | USD |
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| 313 | HW | 5$ | warna-warni | Agrias claudina | 11,78 | - | 1,77 | - | USD |
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| 303‑313 | 37,69 | - | 4,97 | - | USD |
27. Desember WM: 3 Perforasi: 14
![[National/International Heritage Year, Tipe HX]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HX-s.jpg)
![[National/International Heritage Year, Tipe HY]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HY-s.jpg)
![[National/International Heritage Year, Tipe HZ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HZ-s.jpg)
![[National/International Heritage Year, Tipe IA]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IA-s.jpg)
7. Februari WM: Tiada Perforasi: 14½
![[Satellite Earth Station, Tipe IB]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IB-s.jpg)
![[Satellite Earth Station, Tipe IC]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IC-s.jpg)
![[Satellite Earth Station, Tipe ID]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/ID-s.jpg)
![[Satellite Earth Station, Tipe IE]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IE-s.jpg)
11. Juni WM: 3 Perforasi: 14
![[The 100th Anniversary of Sir Rowland Hill, 1795-1879, Tipe IF]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IF-s.jpg)
![[The 100th Anniversary of Sir Rowland Hill, 1795-1879, Tipe IG]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IG-s.jpg)
![[The 100th Anniversary of Sir Rowland Hill, 1795-1879, Tipe IH]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IH-s.jpg)
![[The 100th Anniversary of Sir Rowland Hill, 1795-1879, Tipe II]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/II-s.jpg)
20. Agustus WM: 3 Perforasi: 14 x 13¾
![[International Year of the Child - Children's Paintings, Tipe IJ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IJ-s.jpg)
![[International Year of the Child - Children's Paintings, Tipe IK]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IK-s.jpg)
![[International Year of the Child - Children's Paintings, Tipe IL]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IL-s.jpg)
![[International Year of the Child - Children's Paintings, Tipe IM]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IM-s.jpg)
27. September WM: 3 Perforasi: 14½ x 14¼
![[The 60th Anniversary of Guyana Labour Union, Tipe IN]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IN-s.jpg)
![[The 60th Anniversary of Guyana Labour Union, Tipe IO]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IO-s.jpg)
![[The 60th Anniversary of Guyana Labour Union, Tipe IP]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IP-s.jpg)
![[The 60th Anniversary of Guyana Labour Union, Tipe IQ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IQ-s.jpg)
25. Januari WM: 3 Perforasi: 14
![[Butterflies, Tipe IR]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IR-s.jpg)
![[Butterflies, Tipe IS]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IS-s.jpg)
![[Butterflies, Tipe IT]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IT-s.jpg)
23. Februari WM: 3 Perforasi: 14
![[The 10th Anniversary of Republic, Tipe IU]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IU-s.jpg)
![[The 10th Anniversary of Republic, Tipe IV]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IV-s.jpg)
![[The 10th Anniversary of Republic, Tipe IW]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IW-s.jpg)
![[The 10th Anniversary of Republic, Tipe IX]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IX-s.jpg)
6. Mei WM: 3 Perforasi: 14½
![[International Stamp Exhibition "London 1980" - London, England - Fish, Tipe ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/0341-b.jpg)
| No. | Tipe | D | Warna | Deskripsi |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 341 | IY | 35C | warna-warni | Centropomus undecimalis | 0,59 | - | 0,29 | - | USD |
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| 342 | IZ | 35C | warna-warni | Hoplias malabaricus | 0,59 | - | 0,29 | - | USD |
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| 343 | JA | 35C | warna-warni | Electrophorus electricus | 0,59 | - | 0,29 | - | USD |
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| 344 | JB | 35C | warna-warni | Rivulus urophthalmus | 0,59 | - | 0,29 | - | USD |
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| 345 | JC | 35C | warna-warni | Nannostomus beckfordi | 0,59 | - | 0,29 | - | USD |
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| 346 | JD | 35C | warna-warni | Anableps anableps | 0,59 | - | 0,29 | - | USD |
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| 347 | JE | 35C | warna-warni | Serramus nattereri | 0,59 | - | 0,29 | - | USD |
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| 348 | JF | 35C | warna-warni | Loricaria cataphracta | 0,59 | - | 0,29 | - | USD |
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| 349 | JG | 35C | warna-warni | Manta birostris | 0,59 | - | 0,29 | - | USD |
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| 350 | JH | 35C | warna-warni | Chichlasoma festivum | 0,59 | - | 0,29 | - | USD |
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| 351 | JI | 35C | warna-warni | Arapaima gigas | 0,59 | - | 0,29 | - | USD |
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| 352 | JJ | 35C | warna-warni | Cichla ocellaris | 0,59 | - | 0,29 | - | USD |
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| 341‑352 | Minisheet | 7,07 | - | 7,07 | - | USD | |||||||||||
| 341‑352 | 7,08 | - | 3,48 | - | USD |
