Science Stamp Thematic on WOPA+
Science
| 150th Anniversary of To Vincas Cepinskis |
| Issued: 30.04.2021 |
| ›Lithuania |
| 50th Anniversary Of The University Computing Centre |
| Issued: 29.04.2021 |
| ›Croatia |
| Classic Science Fiction |
| Issued: 15.04.2021 |
| ›Great Britain |
| Management Of COVID Waste |
| Issued: 18.03.2021 |
| ›Spain |
| Micro-organisms |
| Issued: 15.03.2021 |
| ›Belgium |
| 100 Years of Insulin |
| Issued: 25.02.2021 |
| ›Switzerland |
| Stop COVID-19 |
| Issued: 30.12.2020 |
| ›Kyrgyzstan KEP |
| Coronavirus |
| Issued: 30.10.2020 |
| ›Austria |
| Health Awareness |
| Issued: 21.09.2020 |
| ›Aruba |
| 100th Anniversary of E.Gudriniece |
| Issued: 18.09.2020 |
| ›Latvia |
| Research, Innovation and Technology |
| Issued: 17.09.2020 |
| ›Norway |
| World Congress Of Pharmacy And Pharmaceutical Sciences - Seville 2021 |
| Issued: 13.09.2020 |
| ›Spain |
| PET Recycling |
| Issued: 07.09.2020 |
| ›Liechtenstein |
| Women In Science - Maria Andresa Casamayor De La Coma |
| Issued: 29.06.2020 |
| ›Spain |
| Institute Of Speleology “Emil Racovita” A Century Of Research |
| Issued: 18.06.2020 |
| ›Romania |
| 800 Years Faculty of Medicine Montpellier |
| Issued: 15.06.2020 |
| ›France |
| Medical And Industrial Tubing |
| Issued: 05.06.2020 |
| ›Aland Islands |
| Personalities - Maximilián Hell (1720 – 1792) |
| Issued: 13.05.2020 |
| ›Slovakia |
| 40th Anniv of Eradication of Smallpox |
| Issued: 08.05.2020 |
| ›United Nations |
| Centenary of the Icelandic Met Office |
| Issued: 07.05.2020 |
| ›Iceland |
| The Hungarian Meteorological Service 150 Years Old |
| Issued: 04.05.2020 |
| ›Hungary |
| 50 Years Earth Day 2020 |
| Issued: 22.04.2020 |
| ›Aruba |