Set of 4 Delta chairs by Rudi Verelst for Novalux 1970s

Set of 4 "Delta" chairs by Rudi Verelst for Novalux. Model created around 1970. Chrome-plated metal frame, original cream-colored faux leather cushions. In good vintage condition, some minor wear, traces of use and time, original cushions with some traces of use, underside marked by the metal frame (use as is or plan to clean or possibly reupholster the cushions). All the glides are present, the 4 chairs turn perfectly on their axis. Dimensions: Width: 52cm, depth: 46cm, height: 76cm, seat height: +-45cm Bibliography: - Exhibition catalog "Mobilier de Belgique - de Henry Van De Velde à nos jours", 1978 (?), page 65.