-
General Geological Map of Switzerland 1:200,000
Geological mapping of the whole country based on the Dufour Map of Switzerland. Comprised of eight sheets, published between 1942 and 1964, the General Geological Map of Switzer...
Geological mapping of the whole country based on the Dufour Map of Switzerland. Comprised of eight sheets, published between 1942 and 1964, the General Geological Map of Switzer...