The 150th Anniversary of Pulkovo Observatory 1989
Now showing: USSR - Postage stamps - 1989 - The 150th Anniversary of Pulkovo Observatory - 1 stamps.
1989
The 150th Anniversary of Pulkovo Observatory
20. July WM: None Sheetsize: 50 Design: Yu. Kosorukov Perforation: 11½
![[The 150th Anniversary of Pulkovo Observatory, type HGR]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/HGR-s.jpg)
