T. Woollcombe (ed.), Kenneth Armitage: Life and Work, London, 1997, p. 143, no. KA10.
J. Scott and C. Milburn, The Sculpture of Kenneth Armitage, London, 2016, p. 92, no. 8, another cast illustrated.
London, Gimpel Fils, Kenneth Armitage, December 1952, no. 41, another cast exhibited.
Zurich, British Council, Kunstgewerbemuseum, Formschaffen in England, June - August 1953, another cast exhibited, catalogue not traced.