Sarfatti Gino, Eight wall lamps mod. 239/1 Lacquered metal structure and two frosted glass ball diffusers. Original decal. Arteluce, Italy, 1970, W. 32 - D. 38 - H. 30 Cm Literature, M. Romanelli, S. Severi, Gino Sarfatti opere scelte 1938-1973, p. 415, Silvana Editore, 2012