An interview with Stefan Heuberger on the significance of Swiss historic mines was broadcasted on 15.7.2021; as part of the SRF summer series “Tiefgang” (depth), within a report on the former gypsum quarry in Schleitheim.
An interview with Stefan Heuberger on the significance of Swiss historic mines was broadcasted on 15.7.2021; as part of the SRF summer series “Tiefgang” (depth), within a report on the former gypsum quarry in Schleitheim.