Dübendorf - Flight Service
The “Golden 1920s” was a great time for topographers too, as the engineers began, literally, to take off.
![A pilot sits at the controls of an aircraft while the observer holds the aerial camera by hand overboard and photographs downwards.](https://prod-swisstopoch-hcms-sdweb.imgix.net/2023/11/14/5b9044fd-d4a1-484f-bb99-3b326f853d3e.jpg?auto=format)
Federal Office of Topography swisstopo
Infodesk history
Seftigenstrasse 264
3084 Wabern
Seftigenstrasse 264
3084 Wabern