Private collection, Montréal
AGERUP, (Jorgen), Zao Wou-Ki. The Graphic Work. A Catalogue Raisonné 1937-1995, Berne, Heede & Moestrup, 1994 (réf. 98, p.68)
RIVIÈRE, (Yves), Zao Wou-ki: Les estampes 1937-1974, Paris, Arts et Métiers Graphiques, 1975 (réf. 101, p.63)
Signed and dated in pencil "Wou-ki [in Chinese] ZAO 56" in the lower right margin and numbered "113/125" in the lower left margin