出版
T. Crosby, Uppercase 4, London, another cast illustrated.
L. Alloway, 'Sculpture as Walls and Playgrounds', Architectural Design 27, January 1957, p. 26, illustrated.
M. Harrison, 'William Turnbull: In Space', Transition: The London Art Scene in the Fifties, London, 2002, pp. 111-112.
Exhibition catalogue, William Turnbull, London, Waddington Galleries, London, 2004, pp.[6–7], illustrated.
A.A. Davidson, The Sculpture of William Turnbull, Much Hadham, 2005, p. 82, no. 16, another cast illustrated.
Exhibition catalogue, William Turnbull at Chatsworth, Derbyshire, Chatsworth House Trust, 2013, pp. 24-25, fig. 9, illustrated.
展览
London, Tate Gallery, William Turnbull Sculpture and Painting, August - October 1973, no. 6.
Leeds, Henry Moore Institute, Play/Ground: William Turnbull and the Horizontal Relief, November 2004 – February 2005.
Wakefield, Yorkshire Sculpture Park, West Bretton, William Turnbull: Retrospective 1946–2003, May - October 2005, AC exhibited.
London, Waddington Galleries, William Turnbull: Beyond Time, June - July 2010, no. 5, 2/4 exhibited.