Gifted by the artist to the present owner in 1972
Kassel, Neue Galerie, Documenta 5, 30 June-8 October 1972
Charlotte Friling and Dirk Snauwaert, eds., Industrial Poems: Marcel Broodthaers, The Complete Catalogue of the Plaques, 1968-1972, Brussels, 2021, no. 33(d), p. 352 (illustrated, p. 225)
Marcel Broodthaers: A Retrospective, exh. cat., Museum of Modern Art, New York, 2016, p. 207 (installation view illustrated)