Musée de Grenoble, 1974
1972 for De Sede, Switzerland
1970 by De Sede Design Team
1973 by De Sede Design Team
ca. 1975 by De Sede, Switzerland
1972 - made in Switzerland
20 elements, 1972 for De Sede
36 elements, 1972 for De Sede
1972 - Ueli Berger & Riva for De Sede
made in Switzerland