Probably Lord Leighton (?)
sale Christie's, London, 11-14 July 1896, lot unknown
John Postle Heseltine (L.1508)
C. Gerald Agnew
sale Christie's, New York, 31 January 2019, nr. 119
Other works by Frederic Leighton
Drapery study for 'The Daphnephoria'
Studies for 'The Arts of Industry as Applied to Peace'