Private collection, Milan
'Nella mostra "Formes Idées d'Italie" a Parigi', Domus, no. 329, April 1957, pp. 26-27 for similar examples
Gio Ponti, Smalti di De Poli, Milan, 1958, figs. 24, 29, 48, 58, 60 for similar examples
Pier Luigi Fantelli, et. al., L’arte dello smalto: Paolo de Poli, Padua, 1984, pp. 103, 109 for similar examples