Arnaldo Pomodoro
B. 1926
SFERA
This work is registered with the Arnaldo Pomodoro Archives, Milan under the number AP 523.
Forum Gallery, New York
Acquired from the above by the present owner in 2005
Milan, Immagini Koh-I-Noor Cultural Center, Per Nanni Valentini, June 1986
Gualdoni Flaminio, Ed., Arnaldo Pomodoro, Catalogo Ragionato della Scultura, Vol. II, Milan 2007, cat. no. 770, p. 655, illustrated
Ornella Cirillo, Mario Valentino. Una storia tra moda, design e arte, Milan 2017, p. 25, illustrated in color