Sunburst Clock: MulticolorBy Vitra, Inc. With his collection of Wall Clocks (1948 1960), George Nelson conceived a wide array of timepieces, many of which have since become icons of 1950s design. Although the models all shared one common feature the absence of numbers the diversity of their shapes, colours, materials and designs could hardly have been greater. Vitra began reissuing the Nelson Clocks in 1999 and continues to expand the collection with new pieces from time to