Ingrand Max, Suspension lamp mod. 1874 Brass structure, and satin-finish curved crystal diffuser., Fontana Arte, Italy, 1960 ca., W. 60 - D. 40 - H. 63 Cm, Literature, F. Deboni, Fontana Arte: Gio Ponti, Pietro Chiesa, Max Ingrand, f. 331, Allemandi, 2012.