Crystallography 2014
Now showing: Liechtenstein - Postage stamps - 2014 - Crystallography - 2 stamps.
2014
Crystallography
1. September WM: None Sheetsize: 20 Design: Hans Peter Gassner Engraving: Aucun (offset) Perforation: 13½ x 13¼
![[Crystallography, type BQW]](https://www.stampworld.com/media/catalogue/Liechtenstein/Postage-stamps/BQW-s.jpg)
![[Crystallography, type BQX]](https://www.stampworld.com/media/catalogue/Liechtenstein/Postage-stamps/BQX-s.jpg)