Šveits
Praegu kuvatakse: Šveits - postmargid (1849 - 2024) - 1 margid.
1988
The 150th Anniversary of the Swiss Federal Office of Topography
13. september WM: mitte ükski lehe suurus: 50 Disain: Beni La Roche. Gravüür: Courvoisier. S.A. perforatsioon: 11¾
![[The 150th Anniversary of the Swiss Federal Office of Topography, Tüüp BAU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Switzerland/Postage-stamps/BAU-s.jpg)
