The 100th Anniversary of the Observatory of the Vatican State 1991
Now showing: Vatican City - Postage stamps - 1991 - The 100th Anniversary of the Observatory of the Vatican State - 3 stamps.
1991
The 100th Anniversary of the Observatory of the Vatican State
1. October WM: None Perforation: 11½ x 11¾
![[The 100th Anniversary of the Observatory of the Vatican State, type ACP]](https://www.stampworld.com/media/catalogue/Vatican-City/Postage-stamps/ACP-s.jpg)
![[The 100th Anniversary of the Observatory of the Vatican State, type ACQ]](https://www.stampworld.com/media/catalogue/Vatican-City/Postage-stamps/ACQ-s.jpg)
![[The 100th Anniversary of the Observatory of the Vatican State, type ACR]](https://www.stampworld.com/media/catalogue/Vatican-City/Postage-stamps/ACR-s.jpg)
