Cambi, Milan, "Design," December 18, 2017, lot 443
Acquired from the above by the present owner
Roberto Aloi, Arredamento Moderno: Quinta Serie, Milan, 1952, fig. 221
Thomas Bräuniger, Giuseppe Ostuni: O-Luce, apparecchi per illuminazione, Berlin, 2015, pp. 42-6, 55