The 30th Anniversary of International Physical Year 1987
Visar nu: Sydgeorgien och S. Isls Sandwich - Postfrimärken - 1987 - The 30th Anniversary of International Physical Year - 3 frimärken.
Visar nu: Sydgeorgien och S. Isls Sandwich - Postfrimärken - 1987 - The 30th Anniversary of International Physical Year - 3 frimärken.
![[The 30th Anniversary of International Physical Year, Typ 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, Typ 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, Typ Z]](https://www.stampworld.com/media/catalogue/South-Georgia-and-S.-Sandwich-Isl/Postage-stamps/Z-s.jpg)
