Pioneering work
Created in 1838, the “Topographic Office” published the sheets of the “Topographic Map of Switzerland” (Dufour Map) between 1845 and 1865. This was pioneering work on the part of the official Swiss Federal Cartography Office and a feat of surveying.
Federal Office of Topography swisstopo
Infodesk history
Seftigenstrasse 264
3084 Wabern
Seftigenstrasse 264
3084 Wabern