Vortrag von Roger Boltshauser Accademia di Architettura, Mendrisio 10.11.2020 Lecture by Roger Boltshauser Accademia di Architettura, Mendrisio Vortrag von Roger Boltshauser in Kurs «Introduction to Sustainable Design», Prof. Muck Petzet, 17:30 Uhr Lecture by Roger Boltshauser in course «Introduction to Sustainable Design», Prof. Muck Petzet, 5:30 p.m.