H. Read, A Concise History of Modern Sculpture, London, 1964.
Exhibition catalogue, Barbara Hepworth Sculpture and Drawings, London, Gimpel Fils, 1964, n.p., no. 12, illustrated.
Exhibition catalogue, Barbara Hepworth, Basel, Kunsthalle, 1965, n.p., no. 24, another cast illustrated.
Exhibition catalogue, Barbara Hepworth, Turin, Galeria Civic d'Arte Moderna, 1965, pp. 80-81, no. 32, another cast illustrated.
Exhibition catalogue, Barbara Hepworth, London, Tate Gallery, 1968, p. 69, no. 124, illustrated
A. Bowness, The Complete Sculpture of Barbara Hepworth 1960-69, London, 1971, p. 33, no. 316, pl. 62, another cast illustrated.
M. Gale and C. Stephens, Barbara Hepworth: Works in the Tate Collection and the Barbara Hepworth Museum St Ives, London, 2004, p. 226, another cast.
S. Bowness (ed.), Barbara Hepworth The Plasters: The Gift to Wakefield, Farnham, 2011, pp. 130-131, no. 18, figs 23-24, plaster and another cast illustrated.