The 100th Anniversary of the Birth of Jean Piaget, 1896-1980 1996
Now showing: Switzerland - Postage stamps - 1996 - The 100th Anniversary of the Birth of Jean Piaget, 1896-1980 - 1 stamps.
1996
The 100th Anniversary of the Birth of Jean Piaget, 1896-1980
12. March WM: None Design: Sibylle von Fischer. Engraving: Courvoisier. S.A. Perforation: 11¾
![[The 100th Anniversary of the Birth of Jean Piaget, 1896-1980, type BIJ]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/BIJ-s.jpg)
