Surtees, A Catalogue Raisonné, vol. 1, 166 (no. 323).
At the end of October and early November 1861 DGR made this drawing for one of three stained glass panels that were to be installed in the Heatons' house in Woodbank . Whether the window was ever made is not known. DGR made another portrait of Mary Heaton as Cor Cordium (see DGR's letter to Mrs. Heaton, 12 October 1861,
Fredeman, Correspondence, 61. 78