Browse All : Images by J.E.+Wolfensberger+AG%2C+Z%C3%BCrich and Heinz+Looser-Brenner%2C+Z%C3%BCrich and J.E.+Wolfensberger+AG%2C+Z%C3%BCrich and J.E.+Wolfensberger+AG%2C+Z%C3%BCrich and Heinz+Looser-Brenner%2C+Z%C3%BCrich and Heinz+Looser-Brenner%2C+Z%C3%BCrich and Heinz+Looser-Brenner%2C+Z%C3%BCrich and J.E.+Wolfensberger+AG%2C+Z%C3%BCrich from 1970s