Now showing: Ryukyu Islands - Postage stamps (1948 - 1972) - 1 stamps.
1955
The 350th Anniversary of Introduction of Sweet Potato Plant
26. November WM: None Perforation: 13½ x 13
![[The 350th Anniversary of Introduction of Sweet Potato Plant, type AH]](https://www.stampworld.com/media/catalogue/Ryukyu-Islands/Postage-stamps/AH-s.jpg)
