Acquired directly from the artist by the present owner
Oliver Watson, Studio Pottery: Twentieth Century British Ceramics in the Victoria and Albert Museum, London, 1993, p. 119 for a similar example
Glenn Adamson, Martina Droth, and Simon Olding, eds., Things of Beauty Growing: British Studio Pottery, exh. cat., Yale Center for British Art, New Haven, 2017, p. 339 for a similar example