Peter Gamma from www.petergamma.org found some evidence for it. Vanja Palmers : with Calida Loten Dahortsang: Grieder Bahnhofstrasse Zürich Diego Hangartner to Beyeler Switzerland Damenmode: https://www.beyeler.ch/de/damenmode/ The Fondation Beyeler is a Swiss art museum and foundation based in Riehen near Basel in the canton of Basel-Stadt: https://de.wikipedia.org/wiki/Fondation_Beyeler but there is a special section for Diego …