Her article in thepeerage is here.
From magnoliabox.com/index.cfm?event=catalogue.qsearch&searchString=Lady%20Anne&pageStart=61.
Anne Spencer would not be caught outside of an artist's studio or boudoir in this getup.
Keywords: 1665, Lely, Anne Digby, Anne Spencer, Countess of Sunderland, Digby family, Spencer family, Countess, British, hurluberlu coiffure, chemise, off shoulder scoop décolletage, three quarter length puffed under-sleeves, split bodice, elbow length split full over-sleeves, earrings, draped jewled bodice ornament, clasps