Jesús Rafael Soto

Galerie Denise René, Paris

Private Collection, Oslo (acquired from the above by 1968)

Acquired from the above by descent by the present owner

Morten Krohg, "Omkring en Utstilling," Kunsten Idag, issue 84, vol. 2, 1968, p. 22, illustrated

Oslo, Kunstnernes Hus, Op-kunst, March - April 1968, no. 86