Willy Bubi Nussbaum-Pedretti, * 13.3.1932 Sciaffusa, Grafico, scultore e pittore
Link:
https://lanostrastoria.ch/entries/m9NAQK8JXz4
https://www.e-periodica.ch/digbib/view?pid=swk-001%3A1979%3A0%3A%3A249#249
http://www.redwhite.ch/
-medium.webp)