U. Berger, E. Peduzzi Riva, H. Ulrich, K. Vogt, DS-600 Organic Sofa, designed 1972, manufactured by De Sede, comprising twenty four interchangeable segments, with dark brown leather upholstery, height 76 cm, approx. length 600 cm. Provenance: From 'Camelot', Centennial Park, The Estate of W. R. Burge, Esq. Cf. for comparison Anne Bony, 'Furniture and Interiors of the 1970s', p. 60