1972 - Ueli Berger & Riva for De Sede
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
made in Switzerland