Polonia
Prezentat acum: Polonia - Timbre poştale (1860 - 2024) - 1 timbre.
1979
International Congress of the International Ergonomics Society
27. August WM: Niciunul Marimea foii: 50 Design: J. Wysocki Perforare: 11½:11
![[International Congress of the International Ergonomics Society, Tip CFY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/CFY-s.jpg)
