The 150th Anniversary of the Austrian Academy of Sciences 1997
Now showing: Austria - Postage stamps - 1997 - The 150th Anniversary of the Austrian Academy of Sciences - 1 stamps.
1997
The 150th Anniversary of the Austrian Academy of Sciences
21. February WM: None Sheetsize: 50 Design: R. Bahnmüller. Perforation: 14 x 13¾
![[The 150th Anniversary of the Austrian Academy of Sciences, type BOW]](https://www.stampworld.com/media/catalogue/Austria/Postage-stamps/BOW-s.jpg)
