Edward George Spencer-Churchill, Northwick Park and Cheltenham; Coghlan Briscoe, Dublin; J.H.J. Mellaart; Hendrikus Egbertus ten Cate, Almelo; [C. G. Boerner, Inc., Düsseldorf] (1966 ); Edward George Spencer-Churchill, Northwick Park and Cheltenham (L. Suppl. 2709a, not stamped) (according to Boerner cat. Nov. 1966, no. 64). Coghlan Briscoe, Dublin (L. Suppl. 347c, not stamped) (according to Boerner cat. Nov. 1966, no. 64). J.H.J. Mellaart (not stamped, not in Lugt) (according to Hannema 1955, vol. 1, p. 148, cat. no. 264). Hendrikus Egbertus ten Cate, Almelo (L. Suppl. 533b, not stamped, D. Hannema, Catalogue of the H.E. ten Cate Collection, 2 vols. (Rotterdam, 1955), vol. 1, p. 148, cat. no. 264, vol. 2, pl. 95). [C. G. Boerner, Inc., Düsseldorf] (cat. Jan. 1966, no. 21, pl. 8; cat. Nov. 1966, no. 64, pl. 36)