No Image Lot 330 A '501' armchair by Norman Fosters for Walter Knoll, 1995, H 70 - W 80 - D 80 cm 330A '501' armchair by Norman Fosters for Walter Knoll, 1995, H 70 - W 80 - D 80 cm Carlo Bonte Auctions A '501' armchair by Norman Fosters for Walter Knoll, 1995, H 70 - W 80 - D 80 cm Designed by British architect and designer Norman Foster for the... Add to watchlist Live