Austria
Now showing: Austria - Postage stamps (1850 - 2024) - 1 stamps.
1968
The 100th Anniversary of Dr. Karl Landsteiner
14. June WM: None Design: A. Filch Engraving: A. Nefe Perforation: 14½ x 13¾
![[The 100th Anniversary of Dr. Karl Landsteiner, type AEL]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-stamps/AEL-s.jpg)