"Documenti delle Produzioni Italiane," Domus, no. 136, April 1939, p. 75 for a similar example of the larger box Cristalli d'Arte, Quaderni Fontana Arte 3, sales catalogue, Milan, 1960s, p. 39 for the smaller box
circa 1939, circa 1960 Glass, walnut, enamel, brass. Larger: 3 1/2 in. (8.9 cm) high, 7 3/4 in. (19.7 cm) diameter Manufactured by Fontana Arte, Milan, Italy.