Vortrag von Roger Boltshauser Accademia di Architettura, Mendrisio 09.05.2018 Lecture by Roger Boltshauser Accademia di Architettura, Mendrisio Vortrag «Transformation» von Roger Boltshauser im Kurs «Sustainable Design: Methods and Tools», Prof. Muck Petzet, 9:00 Uhr Lecture «Transformation» by Roger Boltshauser in the course «Sustainable Design: Methods and Tools», Prof. Muck Petzet, 9:00 a.m.