Acquired directly from the artist, St Ives, and gifted to the present owner, 1967
Carol Hogben, The Art of Bernard Leach, London, 1978, p. 93 for a similar example
Tony Birks and Cornelia Wingfield Digby, Bernard Leach, Hamada & their Circle: from the Wingfield Digby Collection, Yeovil, 1992, p. 51 for a similar example