Japan
Viser nu Japan - Post frimærker (1871 - 2019) - 1 frimærker.
1977
Reaching of Critical Mass by Joyo Fast-Breeder Reactor, Oarai Town
6. juni VM: Ingen Perforeringer: 13½
![[Reaching of Critical Mass by Joyo Fast-Breeder Reactor, Oarai Town, type BFC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Japan/Postage-stamps/BFC-s.jpg)
