Elveţia
Prezentat acum: Elveţia - Timbre poştale (1849 - 2024) - 1 timbre.
2011
International Year of Chemistry
3. Martie WM: Niciunul Marimea foii: 20 Design: Daniel Dreier. Gravură: Cartor Security Printing.
![[International Year of Chemistry, Tip CGA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Switzerland/Postage-stamps/CGA-s.jpg)
