The 30th Anniversary of International Physical Year 1987
Ora in esposizione: Georgia del Sud e Isole Sandwich Meridionali - Francobolli postali - 1987 - The 30th Anniversary of International Physical Year - 3 francobolli.
Ora in esposizione: Georgia del Sud e Isole Sandwich Meridionali - Francobolli postali - 1987 - The 30th Anniversary of International Physical Year - 3 francobolli.
![[The 30th Anniversary of International Physical Year, Scrivi X]](https://www.stampworld.com/media/catalogue/South-Georgia-and-S.-Sandwich-Isl/Postage-stamps/X-s.jpg)
![[The 30th Anniversary of International Physical Year, Scrivi Y]](https://www.stampworld.com/media/catalogue/South-Georgia-and-S.-Sandwich-Isl/Postage-stamps/Y-s.jpg)
![[The 30th Anniversary of International Physical Year, Scrivi Z]](https://www.stampworld.com/media/catalogue/South-Georgia-and-S.-Sandwich-Isl/Postage-stamps/Z-s.jpg)
