Please note the sitter in this lot can be identified as Sophie, Princess Palatine, and the prototype by Huysmans is kept at Ashdown House.
Please note that the catalogue illustration does not show the lower edge of the panel, which is the same as the other edges. Please also note that it would appear that the edges surrounding the portrait are additions or even that the central panel has been inserted into a larger panel (as visible in the catalogue illustration) . Please note that the measurements for this picture include these additions of apprx. 1-2 in. on all edges.