盧加諾Imago Art畫廊
新奧爾良Thomas B. Lemann收藏（2020年購自上述來源）
現藏者繼承自上述來源
Chiari, Galleria d'arte L'Incontro Arte Moderna e Contemporanea, Arnaldo Pomodoro: Sculture, October 7–November 30, 2006, p. 44 (another example exhibited and illustrated)
Flaminio Gualdoni, ed., Arnaldo Pomodoro: Catalogo ragionato della scultura, vol. II, Milan, 2007, no. 1039, p. 766 (another example illustrated)
Fondazione Arnaldo Pomodoro, ed., Arnaldo Pomodoro: Catalogue Raisonné, no. 1039 (AP 779), online (another example illustrated)
