The Theodolite. A high-tech instrument on the Alpine summits
The theodolite was a key instrument in the production of topographic maps. The heavy, bulky, and complex instrument demanded a great deal of the porters and engineers but also took them to wild spots with breath-takingly beautiful scenery. But what exactly did theodolites do?
Federal Office of Topography swisstopo
Infodesk history
Seftigenstrasse 264
3084 Wabern
Seftigenstrasse 264
3084 Wabern