Helderse Postzegelhandel : Stamps for sale - Indonesia
Now showing: Indonesia - Postage stamps (1948 - 2024) - 2 stamps.
1958
International Geophysical Year
15. October WM: None Design: K. Risman Suplanto Perforation: 12¼
![[International Geophysical Year, type IA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Indonesia/Postage-stamps/IA-s.jpg)
1965
Conference of "New Emerging Force", Jakarta - Inscribed "Conefo" and Surtaxed
2. May WM: None Perforation: 12½ x 12
![[Conference of "New Emerging Force", Jakarta - Inscribed "Conefo" and Surtaxed, type PT22]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Indonesia/Postage-stamps/PT22-s.jpg)
