Her article in thepeerage is here.
Enlarged by half by gogm.
Here is another example of the British casual style with a plain, but double, bertha and a wide feathered hat.
Keywords: Romney, Frances Puleston, Puleston family, Cooke family, British, curly coiffure, feathered hat, bertha, long tight sleeves, ruffles, waist band, bows, natural waistline, full skirt