The 100th Anniversary of the Regina Margherita Observatory 1993
Now showing: Italy - Postage stamps - 1993 - The 100th Anniversary of the Regina Margherita Observatory - 1 stamps.
1993
The 100th Anniversary of the Regina Margherita Observatory
4. September WM: None Sheetsize: 50 Design: A. M. Maresca Engraving: I.P.Z.S. Roma Perforation: 14 x 13¼
![[The 100th Anniversary of the Regina Margherita Observatory, type BPO]](https://www.stampworld.com/media/catalogue/Italy/Postage-stamps/BPO-s.jpg)
