Superstudio 'POLARIS' FLOOR LAMP, METAL AND GLASS STRUCTURE POLARIS" MODEL TABLE LAMP in metal and glass in shades of blue Production Poltronova, Italy, 1969 cm H49xW38xD38 Comparison bibliography F. Ferrari, N. Ferrari, Luce, Lamps 1968-1973: the new Italian design, Umberto Allemandi, Turin, 2002, fig. 152 P. C. Santini, Facendo mobili con, Poltronova Edizioni, Florence, 1977, p. 115