International Year of the Periodic Table 2019
Ditunjukkan sekarang: Portugal - Setem-setem bayaran pos - 2019 - International Year of the Periodic Table - 1 Setem-setem.
2019
International Year of the Periodic Table
24. July WM: Tiada Corak: Atelier Design&etc / Elizabete Fonseca Ukiran: BPost Philately & Stamps Printing. Perforasi: 12¼ x 12
![[International Year of the Periodic Table, jenis ]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/4553-b.jpg)
