with Marlborough Fine Art, London.; Mr and Mrs John Henry Macdonell, Sarasota, by 1955.; Their sale; Sotheby's, London, 10 March 1982, lot 173, as 'Rocks on the Glyders'.; with Thomas Agnew & Sons, London.; A gift to the present owner, circa 1985.
Exhibition History :
New York, Buchholz Gallery, Curt Valentin, John Piper: Recent Work, October - November 1950, no. 4.; New York, Museum of Modern Art, Europe: The New Generation, 1952 - 1953, catalogue not traced.; New York, Marlborough Fine Art, Artist and Macaenas: A Tribute to Curt Valentin, November - December 1963, no. 203, as 'Glyder Rocks'.; Edinburgh, Scottish National Gallery of Modern Art, 1972, catalogue not traced.; Sarasota, John and Mable Ringling Museum of Art, Florida Collects, May - August 1976, catalogue not traced.; London, Fischer Fine Art, The British Neo-Romantics 1935-1950, July - August 1983, no. 81: this exhibition travelled to Cardiff, National Museum of Wales, August - September.;